#39 x 12" Cobalt Aircraft Extension Drill Bit Quantity:1 Part Number: 100C900WA2Z

Part Number: 100C900WA2Z

Size 2"-11-1/2

Contractor grade drill bit manufactured from M1 High Speed Steel and for use in a wide range of materials in the iron and steel families such aluminum

Part Number: 31C275ASBSS

Tap Size m18 x 1

#39 x 12" Cobalt Aircraft Extension Drill Bit Quantity:1 Part Number: 100C900WA2ZProduct 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