M3 M4 M5 M6 M8 CAP SCREWS ALLEN SOCKET HEAD BOLTS SELF COLOUR HIGH TENSILE 12.9
Socket Cap Screws High Tensile Steel Grade 12.9. Cap screws with allen key drive socket. Allen key size 2.5mm. Allen key size 3mm. Bolts are uncoated, self colour. High tensile grade 12.9 steel. Allen key size 4mm.