#17 x 12" Cobalt Aircraft Extension Drill Bit Quantity:1 Each socket works with both

Each socket works with both friction ring and detent pin anvils

Grade: Class 12

Finish: Zinc Yellow

allowing you to work faster and avoid extra disassembly steps

Part Number: BIT-DWTHSHEX1213

#17 x 12" Cobalt Aircraft Extension Drill Bit Quantity:1 Each socket works with bothProduct 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. Ideal for drilling