Slot
Countersunk head
Raised countersunk head
Countersunk head square neck
Countersunk head with nib
Square countersunk head
Countersunk Cheese head
T-head countersunk
Reduced shank
Normal shank
Full thread
Semitubular end
JIS B1179-2-1994
Flat head bolt with reverse key -Rough Table2
JIS B1179-5-2009
Flat head bolt with reverse key -Rough Table5