48252 Type 190-CN HSS CN-TECH™ Jobber Length 135Â degree Split Point Drill Bit (12 pack) 1.6875" ID Constructed of high impact fiberglass

Constructed of high impact fiberglass composite

The Air Bullet™  is an innovative "push to activate" design that allows for cleaning of tubing and holes

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48252 Type 190-CN HSS CN-TECH™ Jobber Length 135Â degree Split Point Drill Bit (12 pack) 1.6875" ID Constructed of high impact fiberglassCryogenic treatment creates a more uniform grain structure by transforming retained austenite into martensite. Modifies the carbon micro structure through precipitation of carbides increasing resistance to wear. Nitride process diffuses nitrogen into the surface to create a case hardening resulting in superior tool life and exceptional corrosion resistance. Click Here for product catalog Proudly Manufactured in the U. S. A