15/64" 135 Deg. Black and Gold Drill Bits | Jobber Length | 12-Pack size-p-2 This results in some of

This results in some of the best corrosion protection in the industry

high grade zinc alloy

For securing light to medium weight equipment such as pipe work

The drill bits are made of premium high speed hardened steel

the effects of galvanic corrosion should be considered if they are used with aluminum or when excessive moisture is present

15/64" 135 Deg. Black and Gold Drill Bits | Jobber Length | 12-Pack size-p-2 This results in some ofOur 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