ACTION WRENCH ALLEN HEAD BOLT KIT The Brownells Allen Head Bolt Kit is a specialized accessory designed to enhance the functionality of Brownells Action Wrenches. This kit provides Customers with the necessary components to securely fasten action wrench heads during gunsmithing tasks, ensuring stability and precision. Key Features: Versatile Bolt Selection: The kit includes two 2-inch bolts and two 3-inch bolts, both with A 1/2"-20 threads per inch (tpi). The 2-inch bolts are ideal for one-piece wrench heads, while the 3-inch bolts are suited for two-piece heads, offering flexibility across different wrench configurations. Appropriate Allen Wrench: A 3/8-in Mfg: Brownells