Cobalt Drill Bits – A to Z Jewelry Tools & Supplies

29 PIECES INCLUDED: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4, 17/64, 9/32, 19/64, 5/16, 21/64,

COMOWARE Cobalt Drill Bit Set- 29Pcs M35 High Speed Steel Twist Jobber Length for Hardened Metal, Stainless Steel, Cast Iron and Wood Plastic with

HIDOTOL Cobalt Drill Bit Set 1/4 12 PCS - M35 High Speed Steel

DeWalt Industrial Cobalt Drill Bit Set 14 pc - Ace Hardware

Burs, Drills, & Flywheels – A to Z Jewelry Tools & Supplies

Benchmark Abrasives Cobalt Drill Bit Set | 29 Piece

Eco Drill Bits (Pack of 10) – A to Z Jewelry Tools & Supplies

The Cobalt Drill Bits are made of steel mixed with cobalt to increase its strength and heat resistance, allowing the ability to drill through harder

Cobalt Drill Bits - 3/32

Constructed of M-35 5% cobalt high speed steel for super abrasive resistance in tough metals. 135-degree split point reduces feed pressure for easier penetration without work hardening. Durable rubber-sided case for added impact resistance. Sliding latch design provides added security. Available with a variety of drill bit types and piece count configurations. Includes an Irwin Pro Set Case made of durable molded ABS resin, so it can hold up to anything the job site throws at it.

Irwin 15 Piece Cobalt Drill Bit Set

A thru Z Cobalt Steel Jobbers Length Drill Set

Cobalt Jobber Drills

Diamond Core Drills, any Material/Application - Call (661) 257-2288