Irwin 15-Piece Cobalt Drill Bit Set, 1/16 In. thru 3/8 In. Hy-Ko carving and shaping foam core

carving and shaping foam core board

Extended performance diamond matrix provides long life and enhanced material cutting

The segmented blade is great at maintaining a long straight cut

These truss spacers do not provide bracing of any kind and are not structural members

Irwin 15-Piece Cobalt Drill Bit Set, 1/16 In. thru 3/8 In. Hy-Ko carving and shaping foam coreConstructed 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