M-42 cobalt high speed steel for super abrasive resistance in tough metals135 degree split point reduces feed pressure for easier penetration3/8" DBulk
"IRWIN" COBALT HIGH SPEED DRILL BIT M-42 cobalt high speed steel for super abrasive resistance in tough metals 135 degree split point reduces feed pressure for easier penetration 3/8" D Bulk
Brand: Irwin Tools, Model: 63124A