Brownells Magna-Tip Super Set Screwdriver Bit #340-8 (.340" Blade Diameter, .070" Blade Thickness)

The Brownells Magna-Tip Super Set Bit #340-8 is a replacement thin screwdriver bit designed for use with the Brownells Magna-Tip interchangeable gunsmithing screwdriver system. Features a .340" blade diameter and .070" blade thickness for precise fitment in slotted screw heads. Sold without a handle, intended for use with a compatible Magna-Tip handle. An essential spare or addition for gunsmiths requiring exact-fit bits to avoid cam-out and screw slot damage.