Allen key sizes: M2=1.5mm key, M3=2.5mm key, M4=3mm key, M5=4mm key, M6=5mm key, M8=6mm key. A2 Stainless Steel. Stainless Steel A2 (304), DIN 912. Socket Cap Allen Bolts. Bolt World.
M1.6 M2 M2.5 M3 A2 STAINLESS STEEL ALLEN BOLT SOCKET CAP SCREWS HEX HEAD DIN 912
M5 M6 M8 M10 M12 M14 M16 M18 M20 M24 M30 STAINLESS STEEL A2 FORM B FLAT WASHERS
M2 M2.5 M3 M4 A2 Stainless Steel Allen Bolt Socket Cap Screws Hex Head DIN 912
M10 10mm M12 12mm A2 STAINLESS STEEL ALLEN SOCKET BUTTON HEAD METRIC SCREWS
3mm M3 A2 STAINLESS STEEL HEX SOCKET BUTTON HEAD ALLEN BOLTS SCREWS ISO 7380
M3 (3mmØ) COUNTERSUNK SCREWS A2 STAINLESS STEEL ALLEN KEY HEXAGON SOCKET BOLTS