20mm Heavy Duty Flat Washers (DIN 7349) - Stainless Steel (A2). M3 M4 M5 M6 CAP SCREWS HEXAGON SOCKET HEAD ALLEN KEY BOLTS A2 STAINLESS STEEL. M3 COUNTERSUNK ALLEN KEY BOLTS A2 STAINLESS STEEL DIN 7991 BOLT SOCKET SCREWS.
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