Rocky Mountain Twist 3G-OTH-192773 — Technical Specifications

The ROCKY MOUNTAIN TWIST Threaded Shank Drill Bit: 5/16" is a high-speed steel threaded-shank drill bit with a 0.3125-inch diameter and a 1/4"-28 thread size. It features a black oxide finish and conforms to NAS 965 Type B specification, with a 2-1/8" overall length (MPN 953HS5/16LS).