1000pcs CSOS-M3-4 Concealed-head Standoffs Sheet metal PCB Standoff PEM Standard

1000Pcs CSOS-M3-4/6/8/10/12/16/20/25 Concealed-head Standoffs Self Clinching Standoff Server Cabinet Vis Inox Spacer Insert Nut Sheet Metal Screw 303 Stainless Steel PEM Standard Factory Wholesale Which use the proven self-clinching design, in…