Round head
Countersunk head
Raised countersunk head
Cheese
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
Cheese with hole
Countersunk Cheese head
Large cheese head
BS 1981-4-1991
80°Slotted countersunk head screws-Table 4
BS 1981-6-1991
80°Slotted countersunk head screws(truncated)-Table 6
BS 1981-8-1991
80°Slotted Countersunk raised head screws-Table 8
BS 1981-10-1991
80°Slotted Countersunk raised head screws(truncated)-Table 10
BS 1981-12-1991
Slotted pan head screws-Table 12
BS 1981-14-1991
Slotted raised cheese head screws-Table 14
BS 450-2-1958
Slotted 90° countersunk flat head screws-Table 2
BS 450-3-1958
Slotted 90° oval countersunk flat head screws-Table 3
BS 450-4-1958
Slotted round Head Screws-Table 4
BS 450-5-1958
Slotted pan Head Screws-Table 5
BS 450-6-1958
Slotted cheese head Screws-Table 6
BS 450-8-1958
Slotted mushroom Head Screws-Table 8
BS 450-11-1958
Slotted 90° countersunk flat head screws-Table 11
BS 450-12-1958
Slotted 90° oval countersunk flat head screws-Table 12
BS 450-13-1958
Slotted round Head Screws-Table 13
BS 450-14-1958
Slotted cheese head Screws-Table 14
BS 450-2-2012
Slotted 90° countersunk flat head screws-Table 2
BS 450-2-2017
Slotted 90° countersunk flat head screws-Table 2
BS 450-3-2012
Slotted 90° oval countersunk flat head screws-Table 3
BS 450-3-2017
Slotted 90° oval countersunk flat head screws-Table 3
