Metallics and Avanti Screw, Inc., prime American manufacturers of fastener products, have always worked to present the latest in fastener technology to our distributors and their contractors/users. Hex washer head fasteners have historically only offered three drives the hex, Phillips® and the slot. In 1999, we introduced "The QuaDrive" square, hex, slotted and Phillips®, in fourteen of the most popular sizes of sheet metal screws. Metallics Drywall Screw, Self-Piercing, Measurement System: Imperial, #6 Thread, 1-1/4 in Overall Length, Bugle Head, Phosphate Coated, Sharp Point, Phillips® Drive, Coarse Thread, Steel, Black