... Head Self-Drilling Screw with PH SlottedGrade: 4.8, 8.8Length: 13mm ~ 254mm (1/2" - 10"). Finish: Plain, zinc plated, galvanized, nickel plated ... Aluminium, Brass Coating: Plain, zinc plated, galvanized, nickel plated. BlackWe can supply you with full ... .Nuts: spring nuts, T nuts, K nuts, rivet nuts, cage nuts, lock nuts, hex nuts, hex flange nuts, wing nuts, weld nuts, square nuts, cap nuts.Washers ...