5/16-18X1 1/4 Six Lobe Pan Thread Cutting Screw Type 23 Fully Threaded Zinc Bake Pkg of 1000 31203TP

5/16-18X1 1/4 Six Lobe Pan Thread Cutting Screw Type 23 Fully Threaded Zinc Bake. Thread-Cutting Type-23 screws provide excellent chip clearance with minimum tightening torques. Steel: Used in cast iron and zinc, aluminum die castings, and plastics. Stainless: Material into which the screw is to cut threads should have a lower hardness. Pan head screws are a common style that can substituted in most applications for round, truss or binding heads.