21/64" x 6" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Part Number: BIT-D/ACO3/8X43/64

Part Number: BIT-D/ACO3/8X43/64

Size 31/64"

Part Number: DUR398-95

0x12 Hex Flange Bolt Indented Head Off Road Moto Hardware Zinc - 4PCS

and T7 - T30 (star) bits and 72-tooth bit ratchet • Accessories – Includes 1/4 inch drive universal joint

21/64" x 6" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Part Number: BIT-D/ACO3/8X43/64Product 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