DIN 985 Lock Nut M10-M30 1,Material:stainless steel, carbon steel 2,Treatment:Plain, ... hot dip galvanizing, Phosphated ect. DIN 985 Lock Nut M10-M30 Size:M10-M30Grade:4.8,6.8, 8.8, 10.9 ... bolts, masonry bolts, roofing bolts.Nuts: spring nuts, T nuts, K nuts, rivet nuts, cage nuts, lock nuts, hex nuts, hex ... of TransportationThe Best Choice for You DIN 985 Lock Nut M10-M30