From March 1st, we are changing our main freight forwarder from Postnord to Schenker

Hex serrated flange screw, DIN 6921

Hexagonal bolts with flange

d1M6M8M10M12M16
b1822263038
d2 max14.21822.326.635
k max6.68.19.211.514.4
s1013151621