5/16-18X1 Unslotted Ind Hex Washer Thread Cutting Screw Type 23 Full Thread 18 8 Stainless St (Pack Qty 500) BC-31163W188

Steel type-23’s are well-suited for cast iron and zinc, aluminum die castings, and plastics. The type-23 design provides excellent chip clearing with minimum tightening torques. 18-8 stainless screws offer additional resistance to corrosion. When using any thread-cutting screw, the material in which the threads are cut should have a lower hardness by at least When using any thread-cutting screw, the material in which the threads are cut should have a lower hardness by at least 10 to 20 RockweYou may also like 2-56X3/16 Phillips Truss Full Contour Machine Screw Fully Threaded Zinc (Pack Qty 10,000) BC-0203MPT.