Dormer Pramet A117 8.50 mm HSS-E STRAIGHT SHANK STUB DRILL DIN 1897 Heavy Thread Standard: UNF (Unified National

Thread Standard: UNF (Unified National Fine) threading for a precise

WD1 coating for enhanced wear resistance: WD1 reduces wear and heat buildup

and the long neck/back draft design provides stability during deep-pocket operations on sloped surfaces

consistent clamping performance on your existing chuck setup

helping you maintain steady feeds and speeds while achieving precise tool-path accuracy

Dormer Pramet A117 8.50 mm HSS-E STRAIGHT SHANK STUB DRILL DIN 1897 Heavy Thread Standard: UNF (Unified NationalThe Dormer Pramet A117 8. 50 mm HSS E Straight Shank Stub Drill (DIN 1897) is built for precision metal drilling. Its straight shank design ensures compatibility with a wide range of chucks, making it a dependable choice for engineers, machinists, fabricators, and hobbyists who need consistent, accurate holes in a variety of metals. A 135 degree split point enables self centering starts with less push force, while a bronze oxide finish minimizes