Irwin Cobalt High Speed Metal Drill Bit Size (Inches):19/64 00 1/4" 3/8" 516

00 1/4" 3/8" 516

00 1150B 1/2" Drive x 150 FT

2 pcs Holder for Hose

Colors per Pair : 1xRED and 1xYellow

00 2608833788 8 50 110 219

Irwin Cobalt High Speed Metal Drill Bit Size (Inches):19/64 00 1/4" 3/8" 516Irwin COBALT High Speed Steel Jobber Length Drill Bits 135 SPLIT POINT GRINDING ensures perfect centering and reduced drilling pressure GROUND FLUTE Industrial quality ground flute for high accuracy drill and fast removal of chips COBALT ALLOYED Drill Bit body manufactured from high quality HSS steel containing 5% cobalt. The added 5% Cobalt improves the red hardness (heat resistance) of the drill bit and results in significantly extended life SURFACE