Brownells TiN Coated Drill Bit #29 (0.136")

The Brownells TiN (Titanium Nitride) Coated Drill Bit in size #29 (0.136") is a precision gunsmithing drill bit designed for metalworking tasks common in firearm maintenance and repair. The titanium nitride coating increases surface hardness, reduces friction, and extends bit life compared to standard high-speed steel bits. Ideal for drilling through steel components, this bit is sized for common gunsmithing applications. Sold individually.