Round head
Flat round head
Cheese
T-head
Cup head square neck
Cup head nib
Cup oval neck
Low cheese head
Hole on shank
Straight-knurl
Reduced shank
Normal shank
Full thread
Cone point
Dog point
Semitubular end
GJB 134.4-1986
Flat head lock bolt(ds r6)
GJB 134.5-1986
Flat head lock bolt(ds f9)