.188 X 4-1/2IN 316SS 5/16 HEX 100CT

Engineered for exceptional performance, the Simpson Strong-Drive SDWH Timber-Hex SS Screw is an ideal choice for your construction and renovation projects. This innovative screw measures 0.185 inches in diameter and 4-1/2 inches in length, designed to be used efficiently in ledger applications without the need for predrilling in most instances. Featuring a hex-washer head that provides a larger bearing area, its unique box thread design, enhanced with raised-ridge technology, significantly reduces both driving torque and installation time.