Round head
Flat round head
Cheese
T-head
Cup head square neck
Cup head nib
Cup oval neck
Low cheese head
DIN 603-1981
Mushroom head square neck bolts
DIN 607-1981
Cup head nib bolts
DIN 607-2010
Cup head nib bolts
DIN 5903-1-1997
Elliptic neck track bolts
DIN 5903-1-2011
With round head and oval neck
