Well these bits contain ground flukes that have a 0 degree rake and 90 degree points.
Drill bit for acrylic sheet.
Acrylic or acrylate is available in two types.
The sharp point allows for gradual penetration to reduce friction and eliminate cracking and chipping when drilling in plastic.
4 4 out of 5 stars 18.
Multipurpose drill bits 10 piece 6mm multi material drill bit set for drilling in tile glass concrete brick wood and plastic tungsten carbide tipped masonry drill bit set for wall mirror.
Designed specifically for plexiglass and polycarbonate lexan these drill bits are great tools for drilling through plastic sheets.
Cast and extruded acrylic.
Standard metal drill bits will work but without extensive modification the metal drill bit will crack and chip the brittle acrylic sheet.
This feature allows the bits to scrape through the sheet layer by layer hence reducing the risk of damage.
Still recommend using a backing sheet of wood on acrylics.
Short length drill bit sets.
This will prevent chipping of the bottom surface.
There are precautions that you must take to ensure that the.
Plexiglass lexan plastic drill bits these are the bits you need for drilling plexiglass lexan polycarbonate petg and other clear plastics.
Because of the internal stresses it will quickly crack or break.
Drilling holes in acrylic requires the use of a drill bit specially designed for use with plastics.
Drilling acrylic is not difficult if you have good tools and are drilling the right kind of acrylic sheet.
Many diy plexiglass and lexan sheet projects require a hole or two.
These jobbers length bits have the rigidity and length required for most applications.
The special tip design carves through the plastic not for use with wood or metal.
Place your plexiglass sheet on top of a piece of scrap plexiglass one that is already ruined or a piece of medium density fiberboard mdf this will make it less likely that you will chip the back of the board or scratch it when the drill bit goes through.
Drill bit sets for plastic.
Using the right kind of tools is important when working with many types of plastics.
In fact these are the perfect bits to drill your acrylic sheet.
The bits are sharp and do a good job of cutting without cracks or tears in the material.
It is best to backup the piece being drilled with acrylic other thermoplastic sheet or medium density fiberboard mdf so the drill bit will continue on into solid material as it penetrates the bottom surface.
The extruded type is in fact unsuitable for drilling.
The work piece should be held firmly or preferably solidly clamped to the worktable.
Drill bits for plexiglass lexan and other plastics.
3 16 drill bit for plastic acrylics plexiglas lexan abs pvc and more works with hand drill.
Purchased these for hobby work on various types of plastic sheet stock.