48192 Type 190-CN HSS CN-TECH™ Jobber Length 135Â degree Split Point Drill Bit (12 pack) 0.8750" ID It has a tough nitrile

It has a tough nitrile inner tube

and an attractive red EPDM rubber cover

Connects three tubes together in a "y" configuration

and is chemical and abrasion resistant

48192 Type 190-CN HSS CN-TECH™ Jobber Length 135Â degree Split Point Drill Bit (12 pack) 0.8750" ID It has a tough nitrileCryogenic 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