Sizes smaller than 1/16 and #52 have the 118 degree standard point. Manufactured to Aerospace Standard 907..7/16"x6" HSS Aircraft Extension Drill Bit, Overall Length: 6" They have a black oxide surface treatment that is abrasion resistant, reduces chip welding and improves chip flow.
11/64" HSS Left Hand Jobber Length Drill Bit Left hand drills can also be used to drill out broken bolts.. Left hand jobber drill bits are for general purpose construction.
11/64" HSS Left Hand Jobber Length Drill Bit Left hand drills can also be used to drill out broken bolts. Left hand jobber drill bits are for general purpose construction.