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Hex socket head shoulder bolts, ISO 7379

The fitted bolt is also referred to as a fitted screw or shoulder screw. Metric thread and cylindrical head with hexagonal hole.
The fitting piece is ground according to ISO 7379. The screw is often used in machine constructions that require accurate fitting.

d1 (mm)6*81012*162024*
d1 max5.997.999.9911.9815.9819.9823.98
d1 min5.967.959.9511.9415.9419.9323.93
d310131618243036
k max4.55.579111416
t min2.43.34.24.96.68.810
s345681012
*Not according to ISO 7379