Hexalobular (6 Lobe) socket button head screws, ~ISO 7380

Socket button head screws, Torx head. Strength class 8.8.

d1M2M2,5M3M4M5M6M8
r max3.54.75.77.69.510.514
D1.31.51.652.22.753.34.4
B0.80.9211.41.61.92.6
11,0/11,222.42.83.94.55.66.8
S1211,9BZP/ALUBZP23,0161,7