Brownells Tough-Quench Quenching Oil 1 Quart

Brownells Tough-Quench is a specialized quenching oil designed for heat treating steel during gunsmithing operations. This 1-quart container provides controlled cooling rates for hardening gun parts and components. The oil helps achieve consistent results when heat treating springs, triggers, and other critical firearm components. Essential for professional gunsmiths and hobbyists performing heat treatment work.