Double-Countersunk Screws Trade Pack PZ Underhead Ribs Wax-Coated 800 Pieces

With the core strength of a high tensile bolt, screw should not snap and in most applications, theres no need to pilot. Double collar offers strength at the most vulnerable point and TS thread provides the benefit of a single and a twin thread on one screw for a fast, balanced start combined with high pull-out retention.