Cobalt drill bit 6-pack. #21 diameter, 135 degree split point. Jobber length. A set of 6 cobalt drill bits envelope packaged for your convenience and savings.
COBALT DRILL BITS (WIRE GAUGE SIZES)
Specifications: 135° split-point angle prevents walking (A) . Jobbers Length . Excellent for drilling Stainless Steel, Titanium, Inconel, as well as Aircraft Grade Aluminum . Made to NAS907 Type J standards