Brownells Magna-Tip Screwdriver Bit #445-1 Parallel Tip/Hollow Ground .250" Blade

The Brownells Magna-Tip Bit #445-1 is a precision gunsmithing screwdriver bit designed for use with the Magna-Tip interchangeable bit system. Features a parallel tip, hollow-ground blade measuring .250" in diameter and .035" in thickness for a precise, slip-free fit in screw slots. The hollow-ground profile maximizes contact with screw heads, reducing cam-out and preventing screw damage during firearm assembly and disassembly.