Brownells Magna-Tip Square Screwdriver Bit 1/16"

The Brownells Magna-Tip Square Bit is a precision gunsmithing screwdriver bit designed for use with the Brownells Magna-Tip interchangeable bit system. Featuring a square drive style with a 0.063" blade diameter and 0.063" blade thickness, this bit (Part No. H8100XX) is engineered to fit fasteners commonly found on firearms. Provides a secure, damage-free fit to prevent cam-out and protect screw heads during assembly and disassembly.