BS 4174-2013

Type A cross recessed with type Z recess dimensions for flange head tapping screw-Table 20

BS 4174-20-2013

Type T inch cross recessed with type Z recess dimensions for flange head tapping cutting screw-Table 20

BS 4174-20-2013

Type D inch cross recessed with type Z recess dimensions for flange head tapping cutting screw-Table 20

BS 4174-21-2013

Type AB hexagon head tapping screw-Table 20

BS 4174-21-2013

Type B hexagon head tapping screw-Table 20

BS 4174-21-2013

Type BT hexagon head tapping cutting screw-Table 20

BS 4174-21-2013

Type A hexagon head tapping screw-Table 20

BS 4174-21-2013

Type T inch hexagon head tapping cutting screw-Table 20

BS 4174-21-2013

Type D inch hexagon head tapping cutting screw-Table 20

BS 4183-2-1967

Metric slotted 90° countersunk flat head screws threaded up to the head-Table 2

BS 4183-2-1967

Metric slotted 90° countersunk flat head screws-Table 2

BS 4183-2A-1967

Metric cross recessed 90° countersunk flat head screws-Table 2A

BS 4183-3-1967

Metric slotted 90° raised countersunk flat head screws threaded up to the head-Table 3

BS 4183-3-1967

Metric slotted 90° raised countersunk flat head screws-Table 3

BS 4183-3A-1967

Metric cross recessed 90° raised countersunk flat head screws-Table 3A

BS 4183-4-1967

Metric slotted pan head screws-Table 4

BS 4183-4A-1967

Metric cross recessed pan head screws-Table 4A

BS 4183-5-1967

Metric slotted cheese head screws threaded up to the head-Table 5

BS 4183-5-1967

Metric slotted cheese head Screws-Table 5

BS 4183-2-2013

Metric slotted 90° countersunk flat head screws threaded up to the head-Table 2