Brownells TiN Coated Drill Bit #43 0.089"

The Brownells TiN (Titanium Nitride) Coated Drill Bit in #43 size (0.089") is a precision drill bit designed for gunsmithing applications. The titanium nitride coating improves surface hardness, reduces friction, and extends bit life compared to uncoated alternatives. Ideal for drilling through metal components during firearm work, this single drill bit is a reliable addition to any gunsmith's toolbox.