3000pcs STKC-256-4 Molded-in Knurled Inserts Nut Thru-Threaded Nuts PCB Rivnut

3000Pcs STKC-256-4/6/8/10/12/16/20/24 Molded-in Threaded Inserts Thru-Threaded Knurled-Metric Stainless Steel Nuts Knurled Nut Wholesale ? Uniform knurl diameter reduces the risk of sink marks. Available in varying lengths for injection molding ...