Hex chamfered single face
Round head
Countersunk head
Raised countersunk head
Cheese
Hex with collar
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
Hex chamfered double faces
ASME/ANSI B18.6.3-19-2013
Type C square socket head tapping screws-Table 19
ASME/ANSI B18.6.3-19-2013
Type C square socket pan head tapping screws with fine pitch thread-Table 19
ASME/ANSI B18.6.3-25-2013
Type C square socket truss head self tapping screw-Table 25
ASME/ANSI B18.6.3-25-2013
Type C square socket truss head self tapping screw with fine thread-Table 25
ASME/ANSI B18.6.3-36-2013
Type C square socket round head self tapping screws-Table 36
ASME/ANSI B18.6.3-36-2013
Type C square socket round head self tapping screws with fine thread-Table 36
