Correct me if I'm wrong,. Wire brushes and nylon abrasive brushes have been employed successfully for many years as cost-effective solutions for a wide variety of deburring applications. GMC Luthier Tools Fret Slotting Jigs & Templates offer a complete solution with a fretsaw included and an extensive range of fret scale templates available for guitar, baritone and bass guitar. uk. In an effort to improve the validated understanding of aerodynamic losses across orifices, this publication describes discharge coefficient measurements, derive. Re: angle oil filter adapter. This is my latest version of a fingerboard radius jig. Posted January 29, 2016. Edge Radiussing. . The jig base is made from 20mm thick beech and is strong enough to be clamped in a bench vice during use. Depending on the type of profile, you can use tools such as Shell or Extruded Boss/Base to create thin features. Posts. In addition to preparing your component for the next stage whether that’s painting, plating,. . 00If you enjoyed this video please LIKE and SUBSCRIBE to help my channel grow!- Thanks so much. In the M-TMD 6 up to 18 work pieces can be processed at the same time. LightBurn is layo. This eliminates rework problems. Guitar Building Radius Sticks. I work for an abrasive company manufacturing Scotchbrite type products that we supply to the aerospace industry for deburring, edge radiussing and finishing various components. 6147 Valduga Dr SW, STE A. 3D, 0. Ideally the radius can be formed once the tubes are installed in the component as the radiused ends need to to be the same height +/- . Chemo mechanical polishing 3. WOOD Magazine's Bob Wilson shows you how you can make rounded corners of any radius time after time with a simple jig. After every pass, loosen the knobs and move the fretboard about 1/4 inch and send it back through your sander. As shown in Fig. Port Radiussing - Post Rebore Procedures. Login to YUMPU News Login to YUMPU PublishingThe Day the Man, Who Killed the Man Who Killed Jesse James, Picked a Fight with the Wrong Oklahoma Police Officer. . Most of the standard 10/22 bolt mods are unarguable: Either bound to be good (truing the face), likely to be good (adjusting the headspace) or can't do any harm and might help (pinning etc. The width of the beams (70mm) is ideal for single-handed use. There is also the even larger 12″ fretboard but, of course, you can also find guitars that go up in much smaller increments than these. Easier to care for than traditional wooden guitars5,088,744 1. These beams work for radiusing fret boards, leveling frets and they can be used as clamping cauls for attaching fretboards to guitar necks. 3. Most mass finishing processes such as de-burring, precision grinding,. In this episode, I decide where to cut, and cut out the wheel wells on the quarter panels of Aces High to get rear end measurements. I use ebony 12" radius boards with some rosewood and we machine a lot in one go. A slot and clamp on the front of the Fingerboard Jig receives the support arm. At mid-downswing, that gap still exists, but at. Many of the radius turners out there require the removal of the tool post, and aren't repeatable in any way. Just received this text (I blanked out the phone # & reference #) Please contact Radius Global Solutions LLC at Regarding Reference # Important Rights: rad-gs. you need to pocket the rectangle then select the edges that you want to fillet and apply the tool. Here you can see a model of the gearbox shell and how it's shaped around the cylinder. Position the bit height so it just grazes the edge of the fretboard. The wire brushes with e. It's doubtful that this empty space would make any difference in the stiffness of the neck, or the resulting sound. A simple solution for cutting a large radius. I have noticed several forum discussions about port radiussing but, having looked, I am unable to find any detailed information on it after a general search through the archive. Ford 351 Cleveland Engine: Lubrication Guide. A jig for radiusing a guitar fretboard comprising a slide frame, router cradle and radius guides. . 7. Radiusing is the creation of a radius on the edge of a work-piece. Presented is a technique for calculating the discharge coefficient for arbitrary geometry with results compared to test data. Surface Stress Relief: EDM recast layers can be removed to eliminate risk of failure on highly stressed components. fr. Cocorico please forgive me in advance if I am, therefore, asking Granny to suck eggs !!Rubber-Cushioned Abrasive GrindingBits without Shank for Metals. com to discuss your project and obtain a quote. The router cradle is designed to accommodate a range of routers. In the M-TMD 6 up to 18 work pieces can be processed at the same time. . Any flatter and you’re generally on to metal/shred style guitars, generally up to about 16”, which isn’t truly flat. Save 17%. Cutting tools on solid shanks or inserts. One can clamp down new frets (if you have the right radius) with it ensuring they are all pretty darn near installed level. P: +1 513 985-0500. Polishing or processing wheels use different coverings depending on the delicacy of the item being deburred. The program should then display a chart that lists the radius of the circle and it's area beginning at 1 and continuing up to and including the number entered by the user. The process of vibratory finishing is carried on in a vibratory bowl or a vibratory tub for parts surface deburring, polishing, smoothing, cleaning, descaling, rust removal, radiusing, etc. The nylon filaments are impregnated with abrasive grain, and as the nylon wears away, new. I was fortunate when starting to think about starting into the amateur machinist hobby to learn from Rudy Kouhoupt about the Diamond Tool Holder. Advertisement. 8. For<br />. . Just paste them to a piece of card (a cereal box works fine) and cut them out. 6 is a medium grade of filament suitable for most dry industrial applications. It uses a 3/16" HSS round tool bit with the 30 degree end. Luthier Radius Dish Plans. ) 1. Magnetic abrasive finishing 4. Please contact me to get a shipping quote if outside the US. Edge radiussing is an important part of the manufacturing process. 2. 1-800-477-4437. One can radius the top of a piece of bone with it for your nut. But generally speaking, there are two major methods. Area of circle is the number of square units inside the circle , can be calculated using the radius and diameter. HoughCircles () function. In order for a PCBN insert to be fully functional, its type of edge radiusing processing is a factor that must be considered. Magneto rheological finishing 5. I read an article saying GM spent a lot of time fine tuning the strength and reliability of this tranny (given the model # 250T) to survive in the 25 ton Chaffee. Spiral Brushes Inc. The 18" long extruded aluminum block is comfortable to hold, and its stiffness and precisely machined radius ensure accuracy that's not possible with a wooden block of the same length. Radiusing is the creation of a radius on the edge of a work-piece. Also, it will give you the count. Area of circle is the number of square units inside the circle , can be calculated using the radius and diameter. Specialties: We are a Sub Contract Metal Finishing Service that offers Deburring, Surface Finishing, Radiussing, Descaling, Cleaning, High Reflective Finishes, Microinch Surface Improvement, Specialized Surface Finishing, Blasting Etc Established in 1980. rosler. Oxide Skin Removal. Abrasives. The abrasive grains are blended with rubber, which cushions during grinding to produce a smoother surface texture than other bits with similar grits. FRET SLOTTING SYSTEM. What’s the current thinking on smoothing/radiusing edges on aftermarket pistons like JE and CP? Seems like it makes sense to at least knock off the sharp edges around the valve pockets. In this model you can get 7. Contouring, rockering), is a proven process that allows you to select exactly how much blade is in contact with the ice. Abrasive hex-drive tools turn in both directions for 360° surface finishing. HTH. In this article we will identify the shape of a circle using Open CV. I have cut slots both ways, and the slotting before radiusing seams to be the easiest for me. The G0574 is the G1140 Edge Sander with the G0577 Radiusing Attachment included to produce the Guitar Fretboard Radiusing Sander. 25″ – the most prevalent option prior to the 1980s. radius. Putting together an 18:1 dsg in a cyma mp5k and wondering if radiusing the gearbox will provide benefit because I’ve heard radiusing is always a good idea for longevity and others say a v3 doesn’t need it and can even be detrimental. . No. Designed in the USA by our friends at Merlin 5, this radius attachment was specifically. ). Forward/ Defenseman. Tools to machine non-ferrous materials, inferred. I'm going to go through my m14 in a couple of days, stopped feeding during a game on sunday, will measure the nub thickness then. The sanding belts are 6" wide by 80" long. Edge rounding. When I started doing neck volutes I just sort of did my best between bandsaw, carving, and sanding to end up with what I had in mind. Synonyms for radiusing in Free Thesaurus. A radiussing bit on a router table took care of all the edges. Order the Timesavers 22 Series today! Edge Radiussing. radius yarıçap damage radius hasar yarıçapı radius önkol kemiğiPosted by u/MyNameIsAlvin - 1 vote and 4 commentsIn the present study, theoretical investigation of film cooling effectiveness and heat transfer behavior for radiusing of film hole exit was evaluated. 1 Flat Magnetic Abrasive Finishing Process. However, in the case of an emergency window in the rear face of the vehicle, the test gauge may alternatively. Area of circle using radius= Pi*r*r ( r is the radius of circle) Area of circle using diameter= 1/4. In this model you can get 7. Magnetic abrasive finishing process is an advanced finishing process capable of finishing, deburring and precision chamfering of components. (Mathematics) a straight line joining the centre of a circle or sphere to any point on the circumference or surface 2. MATERIAL, BEND RADII AND MINIMUM BEND SIZE CHARTS. Our dry metal 2000-series of finishing machines are built for heavier production. Each bit uses two four-sided replaceable carbide cutters. info Txt STOP to End texts. grid radius grid focus. This ensures that the sharpness of the edge is removed and it is given a uniform rounding. The TM hopup chamber is much tighter and sturdier than the Cyma, Element and KART chambers. You can see the edges are rounded. The film cooling effectiveness, the heat transfer coefficient, net heat flux ratio and discharge coefficient. Is radiussing a fretboard really necessary? I've read somewhere that certain types of guitars don't have radiussed fretboards and I'm concerned that I will screw up my. It’s widely believed that the majority of Martin guitars (the standard-bearer for almost all things steel-string) used a 25’ radius on the top and a 15’ on the back. A slide 3 is pivoted to the support member 2 about an axis (11, Fig. [Corruption] 2. 17, 2017. 20. The jig base is made from 20mm thick beech and is strong enough to be clamped in a bench vice during use. a line radiating from a center, or a circular limit defined by a fixed distance from an established point or center. 4. There are differing opinions regarding the order of radiusing, fretting and carving the neck profile, but I decided to go with radiusing first (mostly because I was more scared of the carving…). At the end of the cleaning or polishing cycle, remove the entire. . My apologies in advance for some of these crappy photos - my camera is biting the dust. Canards are allowed and may extend a maximum of 6” (15. 92 $. I had these cutters ground for $400 and the vacuum box was made in our shop. HTH. to produce heat and/or light, or (of heat or light) to be…. Made of solid carbide, these end mills are harder, stronger, and more wear resistant than high-speed steel and cobalt steel for the longest life and best finish on hard material. You can see on the left picture, how the cylinder edges aren't radiused, there's lots of orange, and even a little red. This radius is dependent on the material thickness, the pressure of the press brake machine, and the width of the bending die’s lower die groove. general@ellesco. For details read basic of CNC programming. 88(8 Reviews) Free Fedex Shipping! Total price will be based on product dimensions. This paper describes the mathematical model and the computational procedure adopted for the development of a modularly structured computer code able to simulate the dynamic behaviour of recuperative gas turbine power plants. Only one contour is detect : The ellipse is as : (please not that your image is circle so ellipse should be in circle shape) Share. An indexing system is incorporated into the design. Number of heads 1-3; Machine. Cracks can render a part unusable. Home. If you want values above, you’ve to add 15-25 cm to the height of the frames. in anatomy, the bone on the outer or. Radiussing the fin root to remove condensate between fins in the unflooded portion ie, top portion of a finned tube reduced the heat transfer performance compared to a conventional rectangular shaped integral fin. 296,122, 5 filed Jan. Radius movement of tool. You have done some of it, since you have determined that a . . An Informative Guide to Automated Deburring 800. More information about edge rounding could be read in the knowledge base. Not much, in most cases. Shop All MADDOX. . A simple and rough method to determine the bending radius is: If the plate thickness is less than 6mm, the bending radius can be equal to the plate thickness. 200". unless you are planning on winding it up to 7k or higher, the stock oil system is adequate for most rpm applications. My former boss has a '65 he's put a full frame under with a full powertrain from a '03 cobra - complete with IRS -- he used minitubs and pretty extreme back spacing with custom wheels to get the cobra sized tires in the. Hey all - so there has been quite a bit of interest in the router radiusing bits, however there has also been some confusion/questions over exactly how they. Price includes shipping delivered in the US only. b (as. radius definition: 1. The pin on the side parts used to go all the way through the radiused spares rip and cause some friction, so the pin is now smaller and the rip disappeared leaving only the required space to keep everything on track and smooth. Most vibratory finishing processes such as de-burring, precision grinding, rough grinding, radiussing or polishing are wet processes. FRET SLOTTING SYSTEM. 0mm shanks) PreciseBits 3-flute 0-helix and low helix-angle planing and radiusing cutters were designed for use with automated fretboard tuning and optimizing systems. It was developed in the 1960s to achieve a mirror-like surface finish at minimum cost. Pictured at the top of the page. 125-inch-thick polycarbonate part of the same shape, with a . KEENTECH Roundover Router Bits with 1/4" Shank, 3/32" Radius, 7/32" Cutting Depth, Industrial Grade Carbide Tipped Rounding Over Bit for Woodworking Edge Processing, Blue (KT06020304) 63. If you want values above, you’ve to add 15-25 cm to the height of the frames. The. Deburring methods include polishing, brushing and tumbling, flexible polishing, and satin finishing, which produces a smooth directional finish. 035” mig tip is too small and a . Hi John, I designed and built an EUB a few years back (not in hardwoods though) and posted a thread share the story EUB design and build and some lessons learned. For galvanizing metal products, the edges need to be rounded to a radius of a minimum of 1 mm. 1. That is because the process enables you to smooth surfaces. Outline should consist of: combined single items (lines + arcs) forming a closed outline-shape. Metal heat treating is a useful but extreme process for automobile, airplane and other parts that undertake a heavy load. Although it certainly can be done without our tooling, we find that doing the best job possible, as consistently as we wanted to be able do it. For the first 20 or so guitars I made, I radiused the fretboards using a sanding block with a concave radius that was the mirror image of the convex radius needed on the face of the fretboard. 1-piece guitar body and neck for maximum vibration transfer. Uncategorized. radius n. A radiused edge may be desired if a part has a sharp edge. Finishing of large size flat workpiece is carried by flat magnetic abrasive finishing process (FMAF). Machinery solutions to solve issues with deburring, finishing, levelling, radiussing and weld dressing for manufacturers |. 330°. Now the only thing I can think of is that I didn't make a payment on my 4wheeler which was 3 weeks past due, but I paid it last week and looking at my account. Available with many different radiuses, it allows you to save a huge amount of ti. For quality and reliable abrasive flow machining in El Segundo CA, contact Extrude Hone AFM today!I finished it, and here is how to build an acoustic guitar at home, in the pandemic, so it was a lot of work, segmented into short tasks it gets done!This vi. . Unit C2, Platinum Jubilee Business Park, Hopclover Way, Ringwood Hampshire, BH24 3FW 0333 242 0424The Nylox brush selection at Weiler Abrasives is the result of new technologies and end-user input. Model #. Two bearing wheels added on the side parts that sit and slide on the top of the radiused spares, which also suffered some changes. Wheels constructed of either abrasive wrapped around a hard core or wheels constructed of a solid molded abrasive that are used primarily in polishing, deburring, and finishing applications. Available with a belt head & top brush assembly gives users flexibility based on. Part of The Games of Winter 2021. a line radiating from a center, or a circular limit defined by a fixed distance from an established point or center. radius - WordReference English dictionary, questions, discussion and forums. A radius is created on the edge of the metal during edge rounding of metal products. uk 3. When one end wears out, switch to the opposite end for two times the life of a standard carbide end mill. If your bend radius needs to be adjusted, a member of Engineering & Design Services team will contact you before your design is. It took a long time. Weight without battery: 5. Designed specifically to be accessible to the first-time guitar builder, information is presented as a. Explore Solutions. Mig tips tend to have. Since its inception during 1950s, continuous research and advances in AFF. What are synonyms for radiusing?Industry Automatic Edge Radiusing Deburrer Burnisher Burring Machine For Gear Wheel $8,000. JIG CONSTRUCTION. Sacramento, CA 95828. What I do is cut them when they are flat, make sure the depth is not too deep. Nylon 6. LMI offered our radiused dishes in just these two radii for many, many years—so it’s a good, solid recommendation. After about 5 passes, you have a radiused fretboard. I designed this particular radius turner to be able to drop in and out of the tool post just like any tool. The slide system build in the machine, simplifies the change between different brushes. Series 2100. 04 barrel I have 80 meter range with good precision, shooting 0. . If you need abrasive flow machining in Fort Worth TX, contact Extrude Hone AFM today! Do you need abrasive flow. Increasing the radius to . Note 1: The bend radius you select may not be available if the geometry of the part will not allow us to bend with the specific tooling required to achieve that radius. I haven't really used it yet other than a few test cuts to set. Metalworkers use edge rounding to break the edge of processed components, allowing for optimal coating coverage and corrosion protection. In addition, Rösler produces plastic media<br />. With freshly crowned medium. (the length of) a straight line joining the centre of a circle to its edge or the centre of a…. 25″ – the most prevalent option prior to the 1980s. e. Molnar big block Chevy crankshafts. Don't lean into it. See the image below. The combination of a small footprint and minimal power requirements allow these models to be easily placed where the need is greatest. Cocorico please forgive me in advance if I am, therefore, asking Granny to suck eggs !!While most guitars have a single radius along the length of the fingerboard, a compound radius instrument has a radius that gradually increases/flattens as you go further up the neck. in anatomy, the bone on the outer or thumb side of the forearm. Machinery solutions to solve issues with deburring, finishing, levelling, radiussing and weld dressing for manufacturers | Supplying* robotic, automatic and manual machines for the purpose of Deburring, Radiussing, De-slagging, Brushing, Polishing, Weld Dressing, Flattening, De-stressing, Levelling and. Radius should be 1/2 the tube wall thickness. Timesavers_SpecSheet_Metal_2221-23-09; Timesavers_SpecSheet_Metal_2231-23-004; Timesavers_SpecSheet_Metal_2211-03-9 ; Specs. There is also the even larger 12″ fretboard but, of course, you can also find guitars that go up in much smaller increments than these. Try to use as small of a file as possible. If you build a bunch of instruments or you love to make tooling, dishes and decks are probably a good idea. Expensive way - Use a machine to radius the neck The. You can see on the left picture, how the cylinder edges aren't radiused, there's lots of orange, and even a little red. If the plate thickness is between 6mm. Details: Size of Brushes: 1000 Pxls Width Brushes Made By: ShiftyJ Number of Brushes: 19 PS Version: CS3 Rules: - You may use these brushes for Personal use, credit is appreciated. 10 and 11 are the odd stepchildren of the function. and 3. Many translated example sentences containing "radiussing" – Portuguese-English dictionary and search engine for Portuguese translations. Click Insert Bends (Sheet Metal toolbar) or Insert > Sheet Metal > Bends. You can see the edges are rounded. Please contact me to get a shipping quote if outside the US. Another part of radius and the overall "profile" is to change the factory pitch or lie of the blade. This has a direct impact on the tool's life. 1. Total is $207 + $18 shipping - $225. Deburring methods include polishing, brushing and tumbling, flexible polishing, and satin finishing, which produces a smooth directional finish. starting from left to right. radius: [noun] a line segment extending from the center of a circle or sphere to the circumference or bounding surface. I use the beam to 1) draw the curve on the braces, 2) shape/sand the curved side of the braces, 3) glue the braces down against, and 4) sand the rim before and after lining is installed. Pictured at the top of the page. model g0574. Like 1 Dislike . When calculating the area of a circle, the only measurement needed is the radius. Almost all guitar fretboards have a radius on them. It is shown that rotational effects strongly influence the massflow discharged, a phenomenon that cannot be modeled by a stationary setup. They provide fast and reliable solution for removing all internal and external burrs simultaneously in a single. . 154. AIRSOFT PART, NOT FOR REAL GUN. Be sure to subscribe and. I've been reading that my extra radiusing of the firing pin stop allows the slide to contain more energy, which causes more muzzle flip - a bad thing. It's much easier to cut them with a flat board, at least for me. , steel can peen and will burnish with excellent efficiency. The high quality is achieved through a multi-rotating brush machine with eight. . Classical guitars typically have flat fretboards, because you do not really play as many chords in the traditional sense in that style. Call me directly if you're intersted. | Meaning, pronunciation, translations and examples Hot off the press from G&W in Portugal is this compact solution to rough-radiusing fingerboards quickly using your router. In this video of talk about my method of radiusing binding. Oxide Skin Removal. Drag finishing also has the ability to refine surfaces produced by forging and casting. Lamello biscuits join the shelves to shelf supports, and Domino loose tenons take care of major joinery. Melting Point (°F) 495°. 2. Speed is slow, 8 -10 inches per minute and the characters are only . co. What are synonyms for radiusing?Alternative brush types for deburring, de-oxidising, radiussing and/or random, swirl surface finishing; H: Hammer head for heavy slag removal; Rd: Rotary disc heads; Md: Multi-disc. It’s a big sound, packed with sustain and a good range of harmonics, completely different to its OM counterpart, but not in a bad way. We designed this tool for a lot of use in the busy shop. There are a whole lot of variables in play here. To create a sheet metal part with round bends: Sketch a closed or open profile. All warlocks automatically learn the following spells at the specified level, regardless of specialization. For Plate Bevelling Machines and Plate Bevelling Tools please call SteelBeast +441706229490. 045” is too big. over 50 years, Rösler has produced high-quality ceramic media. This is a Custom hand built Telecaster style guitar I'm building with a Stephen's Extended Cutaway neck. We have been in business since 1971, so we have 52 years of experience under our belts. This allows the personnel to undertake field flares and receive practical instruction. and environmentally-friendly surface finishing compounds. About. Make the first pass on one edge of the fretboard and then the other edge. Abrasive flow machining 2. Jim: I heard you were still on the forum so I looked you up and I found your article here on your building of a Tangential Lathe Tool. g stainless steel, mild steel and nylon impregnated wire are used for deburring and more specific in removing the secondary burr. 3 synonyms for radius: r, spoke, wheel spoke. Clamp the sanding beam face up in your repair vise then apply 80-120 grit Stikit paper to the surface. to produce heat and/or light, or (of heat or light) to be…. patent application Ser. Removal of large burrs, edge. It's doubtful that this empty space would make any difference in the stiffness of the neck, or the resulting sound. 1-1/2 Horsepower 6" x 80" Guitar Fretboard Radiusing Sander. Fax: (916) 388-0200. It's a goodRadiusing a neck can be done in a number ways. P Tool: Create hidden, negative, tubular radiussing or other special bends; APL: For special bends of different lengths in-cycle by automatic adjustment of fractionated P tool; CLA/SIM: For tabs or partial bends by auxiliary tools with variable lengths on the blades, automatically set in-cycle. The wire brushes with e. Welding. These polishing, edge radiusing, and surface finishing tools are available in three diameters: 100 mm (4 inches) 150 mm (6 inches) 200 mm (8 inches) As a rule, larger-diameter wheel brushes are less aggressive and more flexible. EGW flat bottom and use a slight radius (break the corner). Link to Stan's video for a more detailed setup:new method to compute the compressible flow discharge coefficient for a generalized orifice has been developed that accommodates the singular or combined effects of inlet corner radiusing, length, Reynolds number and compressibility. 825 Best Rain Free Brush Downloads from the Brusheezy community. ATD TOOLS 1067923 at. I rough in using a swinging jig where the router rides on parallel beams on top and the fretboard swings on a platform underneath it. The radius is equal to half the diameter. There are a whole lot of variables in play here. The 3M line of deburring and radiusing solutions can allow. Good luck!A Springfield and Caspian have enough tang to measure . in. 6. Produce the radius, measure it, make the appropriate adjustment to the tool spindle carriage until satisfied with the tool geometry. This machine is designed to quickly grind plasma slag or laser dross and remove mill scale in a single pass. Download free radius gauges . 1. Toll Free: 1-800-477-4437 or International: 707-687-2020. Magnetic abrasive finishing process can economically. (if you don't mind an hour of arm excercises). Do the pencil thing and then hit it with 220 grit. Step 1: Different Types of Radius Tooling. For accurate simulation of the turbine components, the model includes a stage-by-stage procedure for the air. fr. The first couple guitars I built, I made for radiused fret bottoms, and it was a PITA. copyright © may, 2005. If you want to fillet the sketch you need to use the tool that I suggested. At this bit height, only the edges of the fretboard will be cut. Both crimped and level material formats are available, but not all diameters are stocked in both formats. In addition to preparing your component for the next stage whether that’s painting, plating, assembly or just handling, it ensures consistency and safety, creating a perfect uniform edge. 4. present participle of radiate 2. That hogs off the material before taking a beam to it. Bridge Drill Jig. wet processing machine, for mixed-metal finishing or deburring, with features similar to larger single-head wet machines, but with reduced horsepower and a compact. Start with 60 grit to establish the radius; next, lightly scribble the surface of the wood with the side of a pencil, and then switch to 120 grit and remove the pencil lines. 5 prop.