GB/T 5283-1985

Slotted countersunk head tapping screws-type C

GB/T 5283-1985

Slotted countersunk head tapping screws-type F

GB/T 5284-1985

Slotted raised countersunk head tapping screws-type C

GB/T 5284-1985

Slotted raised countersunk head tapping screws-type F

DIN 7972-1990

Slotted countersunkhead tapping screws-type C

ASME/ANSI B18.6.1-2-1981

Cut screw type slotted sinking head wood screw-Table 2

ASME/ANSI B18.6.1-2-1981

Rolling screw type slotted sinking head wood screw-Table 2

ASME/ANSI B18.6.1-4-1981

Cut screw type slotted semi sinking head wood screw-Table 4

ASME/ANSI B18.6.1-4-1981

Rolling screw type slotted semi sinking head wood screw-Table 4

ASME/ANSI B18.6.1-6-1981

Cut screw type slotted flat round head wood screw-Table 6

ASME/ANSI B18.6.1-6-1981

Rolling screw type slotted flat round head wood screw-Table 6

BS 4174-14-1972

Type A slotted truncated raised countersunk head self tapping screw-Table 14

ASME/ANSI B18.6.4-9-1998

Type B 80°slotted flat head self tapping screw-Table 9

ASME/ANSI B18.6.4-20-1998

Type AB 80°slotted raised countersunk head self tapping screw-Table 20

ASME/ANSI B18.6.4-20-1998

Type A 80°slotted raised countersunk head self tapping screw-Table 20

ASME/ANSI B18.6.4-20-1998

Type BP 80°slotted raised countersunk head self tapping screw-Table 20

ASME/ANSI B18.6.4-20-1998

Type B 80°slotted raised countersunk head self tapping screw-Table 20

ASME/ANSI B18.6.4-20-1998

Type C 80°slotted raised countersunk head self tapping screw-Table 20

ASME/ANSI B18.6.4-20-1998

Type D 80°slotted raised countersunk head self tapping cutting screw with fine pitch thread-Table 20

ASME/ANSI B18.6.4-20-1998

Type C 80°slotted raised countersunk head self tapping screw with fine pitch thread-Table 20