Cross recess
Pozidriv recess
Round head
Countersunk head
Raised countersunk head
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
Reduced shank
Normal shank
Waisted shank
Full thread
Flat point
Cone point
IS 7485-1985
Countersunk flat head screws with type H cross recessed
IS 7486-1985
Cross recessed raised countersunk head screws-Type H
IS 7483-1985
Cross recessed raised cheese head screws-Type H