Vermont American 16481 2-Piece Icebit Double-Ended Screwdriver Bit Set The item is Vermont American 16481 2-Piece Icebit Double-Ended Screwdriver Bit Set Used for Hardware, Fasteners & Hooks The product is manufactured in China Icebit??? screwdriver bits are constructed of cryogenically hardened steel for longer bit life and resistance to tip wear. The ribbed tip increases gripping power and reduces slippage Drive up to 10 times more screws than standard screwdriver bits