A4 Stainless Steel. Stainless Steel A4 DIN 125A. Washers are Form A type (standard, thick, most common). Bolt World. Lets bring things together.
M10 STAINLESS STEEL A4 MARINE GRADE FULL NUTS FOR SCREWS BOLTS A4 (316), DIN 934
STAINLESS STEEL PENNY WASHERS REPAIR WASHER A4 MARINE GRADE M4 M5 M6 M8 M10 M12
M3 M4 M5 M6 M8 M10 M12 NYLOC NUTS NYLON INSERT A4 MARINE GRADE STAINLESS STEEL
PENNY REPAIR WASHERS A4 MARINE GRADE STAINLESS STEEL M4 M5 M6 M8 M10 M12
HEXAGON FULL NUTS A4 MARINE GRADE 316 STAINLESS STEEL M3 M4 M5 M6 M8 M10 M12
A4 MARINE GRADE STAINLESS STEEL COUNTERSUNK SELF TAPPING SCREWS No.6,8,10,12