Brownells Magna-Tip Screwdriver Bit #445-5 Parallel Tip/Hollow Ground .312" Blade Diameter

The Brownells Magna-Tip Bit #445-5 is a precision gunsmithing screwdriver bit designed for use with the Magna-Tip interchangeable bit system. Features a parallel tip, hollow-ground blade for a secure, slip-free fit in screw slots. Specifications include a blade diameter (shank diameter) of .312" and a blade thickness of .050". Hollow-ground geometry maximizes contact with screw slots, reducing the risk of cam-out or slot damage during disassembly and reassembly.