9/16" Cobalt Drill Bit with 3/8" Reduced Shank, D/ACO Shopify Collective The included breaker bars can

The included breaker bars can be used to reach and break free rusted or stuck nuts and bolts

Part Number DMOD21

The included rails securely grip the bits so they can't fall out

Part Number D/ASTCOY

STI Tap: 9/16"-18 STI

9/16" Cobalt Drill Bit with 3/8" Reduced Shank, D/ACO Shopify Collective The included breaker bars canProduct Description Cobalt drill bits are are effective in drilling tough, high tensile strength materials such as cast iron, inconel, stainless steel and titanium. They display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. They have a 135 split point tip for fast penetration and accurate drilling. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. Reduced Shank Drills