57 HRC 2xd17/d35 conical coutersink
57 HRC 2xM16
Thread M12 concave R75
Thread M12 concave R42
D15,4 countersink 30° concave
Angle 42°, 1xD11
2xM16 R25
D25,5 concave R184 forging
2xM20
Thread M18 concave R62
DIN 931, 10.9
2xD18
DIN 604, 10.9
Thread M18 concave R80