19/64" x 12" Cobalt Aircraft Extension Drill Bit Quantity:1 the geometry of each opening

the geometry of each opening contacts and applies force to the flat sides of fastener heads rather than the corners • No Skipped Sizes – This set contains every size from 6 mm to 19 mm

aluminum and other thin materials

Flute Length: 3-7/8"

Part Number: 87C350SHCSABO/USA

Size 1-21/64"

19/64" x 12" Cobalt Aircraft Extension Drill Bit Quantity:1 the geometry of each openingProduct 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