Ideal for portable or machine drilling.. Screw machine drills are popular in the automotive and construction industries. The 135 degree split point is self-centering and reduces thrust.
. Precision ground to maintain a high degree of concentricity between shank and body diameter.9/16" Reduced Shank HSS Drill Bit 1/2" Shank 3-Flat Shank, Cutting Direction: Right Hand Made of high speed steel with a 118 conventional point and 3-Flat shank.