Brownells Magna-Tip Screwdriver Bit #440-1 Phillips #1

The Brownells Magna-Tip Bit #440-1 is a Phillips #1 replacement screwdriver bit designed for use with Brownells' Magna-Tip interchangeable screwdriver handle system. Machined to precise tolerances for a proper fit in screw slots, helping prevent cam-out and slot damage on firearm screws. Features a blade thickness of .168". Ideal for gunsmiths and shooters performing maintenance, assembly, and disassembly on a wide variety of firearms.