13/64" x 12" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Part Number: DUR229-95-08

Part Number: DUR229-95-08

it is precisely heat treated for superior strength and protected by a corrosion-resistant manganese phosphate finish

Part Number D/ACO27/32

Size: 57/64"

Length Under Head: 65MM

13/64" x 12" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Part Number: DUR229-95-08Product 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