R18CO Jobber Drill
Material ID: 5997733

Jobber length drill with straight shank, diameter 0.2130" (N3) with an overall length of 3.3/4" and flute length of 2.1/2" according to NAS907 Type J standard with 135° heavy duty split point, cobalt based HSS-E with bronze finish for 4xD drilling without pecking in steel, stainless steel, cast iron and super-alloy