4-40X1/4 Phillips Flat Undercut Thread Cutting Screw Type 23 Fully Threaded Zinc (Pack Qty 10,000) BC-04043PU

Phillips Flat Undercut Thread Cutting Screw Type 23 Fully Threaded Zinc

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.