Countersunk Allen Bolts. Allen key sizes: M3=2mm key, M4=2.5mm key, M5=3mm key, M6=4mm key, M8=5mm key. These bolts are all fully threaded.
M8 / 8mm GRADE 12.9 ZINC SOCKET CAP SCREWS, ALLEN KEY BOLTS HEX HEAD DIN 912
M8,10 12 METRIC 10.9 GRADE ZINC PLATED STEEL SOCKET BUTTON FLANGE MACHINE SCREWS
M12, 10.9 GRADE ZINC COUNTERSUNK CSK SOCKET CAPS SCREWS, ALLEN KEY BOLTS HEX
M6 X 30 Countersink Bolt. 10.9 Grade. Zinc Plated. Pack Of 10
M6, 10.9 GRADE ZINC COUNTERSUNK CSK SOCKET CAPS SCREWS, ALLEN KEY BOLTS HEX
High grade Zinc Alloy Wardrobe Flange Bracket Holder with Two hole Design