The GreatNeck 5/16" x 6" Long Blade Slotted Screwdriver provides additional turning capabilities. It is one of Great Neck's A-Series screwdrivers manufactured with chrome vanadium steel for strength & durability. Its precision ground sandblasted tip offers a more secure fit & the full size handle is made of highest quality acetate to provide comfort & extra gripping power. It is color coded for easy tip identification. Square Shaft.