21/64" 135 Deg. Black and Gold Drill Bits | Jobber Length | 6-PackProductVariantDrop
Our professional heavy-duty black and gold high speed drill bits come in sizes from 1/16” to 1/2". The drill bits are made of premium high speed hardened steel. The quality of these drill bits allow them to last 3 times longer and drill 2 times faster than standard bits.
- Premium M2 high speed steel allows the drill bits to run cooler and last longer by making the drill bits harder and stronger.
- Black and gold surface finish adds lubricity to the tool keeping metal chips from adhering to the tool.
- NAS 907B 135-degree split point drills on contact eliminating walking along with requiring less force or push.
- Sizes 3/16 in. and larger have a flatted shank to eliminate slipping in the chuck, sizes above 3/8 in. have a flatted shanks and a 3/8 in. reduced shank to fit a 3/8 in. chuck.
- Available in both individual sizes and in kits.