Brownells Magna-Tip Thin-Bit #300-2 SD=.300 BT=.025

Professional gunsmithing screwdriver bit designed for precise screw slot work. Features .300 inch blade diameter and ultra-thin .025 inch blade thickness for accessing tight spaces and delicate screws. Compatible with Magna-Tip handle systems (handle sold separately). Essential tool for professional gunsmiths and serious firearms enthusiasts working on detailed gun modifications and repairs.