M3 M4 M5 M6 COUNTERSUNK BOLTS ALLEN KEY SOCKET SCREWS STAINLESS STEEL DIN 7991
M3 M4 M5 M6 SOCKET COUNTERSUNK ALLEN KEY SCREW BOLT A2 STAINLESS STEEL DIN 7991. Standard DIN 7991. Countersunk Socket Head Screws feature a countersunk head type, which essentially allows them to sit flush.