11/32" x 6" Cobalt Aircraft Extension Drill Bit Quantity:1 Length Under Head: 3-3/4"

Length Under Head: 3-3/4"

a flat seat for a bolt head or nut

Height: 34-1/8"

Length 1-7/8"

blunt picks and hooks

11/32" x 6" Cobalt Aircraft Extension Drill Bit Quantity:1 Length Under Head: 3-3/4"Product 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