Use a high speed drill. This will ensure the drilling will not blowout the panel as the drill exits the material. (03) 9796 4030 Drilling holes in acrylic sheet. Hope this helps!! Using the right kind of tools is important when working with many types of plastics. An approximate simple drilling speed guide for Acrylic (Perspex®) 1/8" drill = 3500 rpm 1/4" drill = 1800 rpm 1/2" drill = 900 rpm 1" drill = 450 rpm If your drilling deep holes you should "peck" the drill to prevent it clogging. Drill Bits for Plexiglass, Lexan, and other Plastics. If you drill a few holes in wood or aluminium first, the sharp edge will be worn down a little and you can then use the drill for drilling acrylic. Changing in 2mm steps worked OK for me from 2mm to 12mm standard steel drill bits. For turning, HSS tool bits are preferred, kept sharp and ground to zero rake at the top and with 15-20° front rake. 4.3 out of 5 stars 607. Specialized acrylic bits function more like a scraper, and cut fine shavings to minimize stress on the relatively fragile sheets. Use a blunt metal drill or back off the rake angle. They are used in … It’s entirely possible that by looking at the title of this article you may be inclined to think that a new drill bit has been developed using plastic as the primary component of construction. These bits had a nice and slow bite, and did a great job extracting the drilled material out of the hole. They require maximum support behind the sheet during use to prevent cracking. Also, always reduce the drill speed as the drill bit exits the material. Special 90 degree angle. One difference between the types of drill bits is the angle of the tip. Many DIY plexiglass and lexan sheet projects require a hole or two. Find P&N 4 - 25mm HSS Metric Drill Bit Step at Bunnings Warehouse. 5 … Unibit® or Vari-Bit® Step Drill (1/8" to 1/2") - these bits can be used for sheets up to 0.118" (3 mm) thick to achieve a variety of hole diameters with a single bit. Not recommended for wood or metal. AB Plastic provides you the best drilling tips for working with acrylic sheet. Older bits are safer, as they tend to heat up and soften the plastic. When drilling into PERSPEX® or LEXAN Polycarbonate, use a drill with a tip that has been ground to give a neutral rake at the cutting edge(or use a blunt drill) Always have the material well supported and do not rush, use a block of wood under where you are drilling.. if it drills to easily the drill bits … Be sure to use another piece of material (scrap wood or acrylic is perfect) underneath the panel to act as a backstop. Title: Copy Rights: Allsale Plastic 02-97213999 Sydney Australia . FREE Shipping on orders over $25 shipped by Amazon. Visit your local store for the widest range of tools products. 5/16" Plastic Drill Bit It takes a special drill bit to properly drill through Plexiglas, Lucite, Acrylite, or Perspex acrylic sheet. Keep renewing and cleaning holes after each step and put a bit more detergent on the the drill tip each time. When drilling plastic, the larger the hole, the slower drill speed you should use since high speeds can melt the plastic. I ve been drilling holes in 5 mm white perspex and tried a tapered cone drill also normal metal drill but they all seen to pull in to quick and chip the perspex ? We supply trade quality DIY and home improvement products at great low prices Find some "Wood bit Drills" these are also called sheet metal bits, they are like a twist drill but have a raised cutting edge on the outside so they behave like a hole saw. Need to drill a 16mm hole and some smaller 6mm holes ? The angle is too shallow and the drill bit tends to break out the backside and chip the material. There are precautions that you must take to ensure that the hole does not get hot and melt the acrylic sheet or that the exit side of the acrylic sheet does not crack. these tools can be used with Perspex® provided the sheet is heated to at least 50°C. Always drill the hole 1-2 mm larger than the fastening (i.e. Learn More A set I recently purchased has an abrasive material on the cutting surface as well as a subdued cutting angle, effectively abrading the plastic and lifting it to the surface. Great buy! Ideal for sheet metal without pre-drilling in sheet metal, aluminium, plastic & fibreglass. Read more. Drilling a hole in an acrylic sheet requires a specialised drill bit or a high-speed metal drill bit modified to drill through acrylic without chipping or crazing the acrylic sheet. Masonry Drill Bits, ZINMOND 10 Piece Tile Drill Bits Set, Glass Drill Bit, Tungsten Carbide Material Drill Bit for Brick, Marble, Plastic, Wood, Mirrors, Cinder Block, etc. All-purpose drill bits tend to pull up on and twist the material. A standard drill bit typically is at flat 120° angle. Working With Acrylic Perspex Sheets On Cut Plastic Sheeting we offer acrylic plastic in a range of different colours and in countless shapes and sizes, all cut to your size requirements. Buy great products from our Drill Bits & Sets Category online at For enhanced performance check out our Cobalt drill bit range. For this special project, buy a new one that is really sharp. Drill bits designed for plastic have a much sharper angle. Acrylic sheets, and branded acrylic such as Perspex, Plexiglass, Lucite, and Acrylite, require special drill bits to properly drill through them. This will ensure the drilling will not blowout the panel as the drill exits the material. For drilling steel, plastic, wood and similar materials. How to drill plexigl 10 s with drill bits for drilling plastic drill bits for drilling plastic how to tap a thread in acrylic perspex how to tap a thread in acrylic perspex How To Drill Holes In Plexigl Without Ing HousetechlabHow To Tap A Thread In Acrylic Perspex Lucite Plexigl Using Your Cordless Drill […] Plastic drill bits were designed to deal with such materials as Plexiglas® and Acrylite® along with other plastics. Pointers on Drilling Acrylic (Perspex) A_ Support the sheet FLAT on a solid surface, use a piece of wood, drilling Acrylic unsupported ... Any kind of drill-bits will do. Best way i have found is using expensive drill bits - dont let it get to hot as it will melt and catch the drill - lubricate it. Drill Bits for Plastics - Plas-Drill Bits are produced in hardened steel, have a 90-degree point, 0-degree rake, and straight shank. What drill bit is best to use ? Don't damage your plastic sheet by using a standard drill bit! I overlooked your option of a step drill which is the best of the list. Shank is reduced to 3/8" inch on 7/16" and 1/2" sizes, all others are the same as the drill … I've never seen purpose made drill bits for perspex in my 35 year career as a Model Maker not that I've ever looked for them as I've always just doctored my own bits. DRILLING / HOLE SAWS: When drilling into PERSPEX® or LEXAN Polycarbonate, use a drill with a tip that has been ground to give a neutral rake at the cutting edge…(or use a blunt drill) Always have the material well supported and do not rush, use a block of wood under where you are drilling….. if it drills to easily the drill bits too sharp! Standard metal drill bits will work, but without extensive modification, the metal drill bit will crack and chip the brittle acrylic sheet. Ideal for Lexan, Tuffak or Makrolon polycarbonate sheet. Spade drill bits can also be used with satisfactory results. 99. Uses of drill bits for acrylic are one of the perfects options for you. Plastic drill bits shave or scrape plexiglass, acrylic or plastic away layer by layer.