#43 x 12" Cobalt Aircraft Extension Drill Bit Shopify Collective including forging

including forging

high-torque fit that resists camming out • Two-piece design allows bit and socket to be optimized separately

Part Number: 75C300BCGSS/316

Head Length 9/16"

#43 x 12" Cobalt Aircraft Extension Drill Bit Shopify Collective including forgingProduct 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