21/64" x 12" Cobalt Aircraft Extension Drill Bit Shopify Collective Part Number: 62C175ASBSS

Part Number: 62C175ASBSS

expansion feature permits reamer to be resharpened many times to its original diameter therefore saving on replacement costs

Part Number: 50C450HCSAL

1/16 – 5/32 • 9-pc

as opposed to the standard bit length of 25 mm

21/64" x 12" Cobalt Aircraft Extension Drill Bit Shopify Collective Part Number: 62C175ASBSSProduct 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