#72 Cobalt Jobber Length Drill Bit Sizes smaller than 1/16” or #52, and larger than 1/2” have the 118° standard point. The 135 split point is self-centering and reduces thrust. Heavy Duty 135 Split Point, Cobalt Steel, Jobber Length, manufactured to National Aerospace standard 907..
95mm HSS Drill Bit Kit High speed steel hand taps can be used for making new threads or re-threading damaged threads. m1. Hand Tap and Drill Set comes in an easy to maintain plastic pouch.
#60 HSS Heavy Duty Split Point Stub Drill Bit Screw machine drills (also know as stub or stubby drills) are manufactured to National Aerospace Standard 907.