15-pc Cobalt Sets, 1/16 in - 3/8 in Cut Dia.

Features: Constructed of M-42 8 percent 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