Hex chamfered single face
Hex with flange
Round head
Countersunk head
Raised countersunk head
Hex with collar
Round head with collar
Countersunk head with rib
Undercut countersunk head
Bugle head
Raised Undercut countersunk head
Low cheese head
Raised cheese
Hex chamfered double faces
BS 4174-8-1972
Type T inch slotted countersunk head self tapping cutting screw-Table 8
BS 4174-9-1972
Type T inch cross recessed with type Z countersunk head self tapping cutting screw-Table 9
BS 4174-10-1972
Type T inch slotted truncated countersunk head self tapping cutting screw-Table 10
BS 4174-11-1972
Type T inch cross recessed with type Z truncated countersunk head self tapping cutting screw-Table 11
BS 4174-12-1972
Type T inch slotted raised countersunk head self tapping cutting screw-Table 12
BS 4174-13-1972
Type T inch cross recessed with type Z raised countersunk head self tapping cutting screw-Table 13
BS 4174-14-1972
Type T inch slotted truncated raised countersunk head self tapping cutting screw-Table 14
BS 4174-15-1972
Type T inch cross recessed with type Z truncated raised countersunk head self tapping cutting screw-Table 15
BS 4174-16-1972
Type T inch slotted pan head tapping cutting screw-Table 16
BS 4174-17-1972
Type T inch cross recessed with type Z pan head tapping cutting screw-Table 17
BS 4174-18-1972
Type T inch mushroom head tapping cutting screw-Table 18
BS 4174-20-1972
Type T inch cross recessed with type Z recess dimensions for flange head tapping cutting screw-Table 20
BS 4174-21-1972
Type T inch hexagon head tapping cutting screw-Table 20
BS 4174-8-2013
Type T inch slotted countersunk head self tapping cutting screw-Table 8
BS 4174-9-2013
Type T inch cross recessed with type Z countersunk head self tapping cutting screw-Table 9
BS 4174-10-2013
Type T inch slotted truncated countersunk head self tapping cutting screw-Table 10
BS 4174-11-2013
Type T inch cross recessed with type Z truncated countersunk head self tapping cutting screw-Table 11
BS 4174-12-2013
Type T inch slotted raised countersunk head self tapping cutting screw-Table 12
BS 4174-13-2013
Type T inch cross recessed with type Z raised countersunk head self tapping cutting screw-Table 13
BS 4174-14-2013
Type T inch slotted truncated raised countersunk head self tapping cutting screw-Table 14
