GB/T 14210-1993

Dry wall screws

GB/T 13806.2-1992

Cross recessed pan head cutting tapping screws,scrape point —Type A

GB/T 13806.2-1992

Cross recessed countersunk head cutting tapping screws,scrape point —Type B

GB/T 13806.2-1992

Cross recessed raised countersunk head cutting tapping screws,scrape point —Type C

DIN 7516A-1995

Cross recessed pan head thread cutting screws-type H

DIN 7516B-1995

Countersunk flat head thread cutting screws-type H

DIN 7516E-1995

Countersunk raised head thread cutting screws-type H

IFI 502-8-1982

Type D Cross recessed with type H countersunk head tapping cutting screws-Table 8

IFI 502-8-1982

Type F Cross recessed with type H countersunk head tapping cutting screws-Table 8

IFI 502-8-1982

Type T Cross recessed with type H countersunk head tapping cutting screws-Table 8

SJ 2823-1987

Cross slotted with type H flat round head self tapping cutting screws-type FT

SJ 2824-1987

H cross groove large spherical head self tapping cutting screw-type FT

SJ 2500-1984

Cross slotted with type H flat round head self tapping cutting screws-type FT

SJ 2826-1987

H cross groove six angle head self cutting screw-type FT

ASME/ANSI B18.6.4-16-1998

Type BF type II 80°cross recessed with type H truncated countersunk head self tapping cutting screw-Table 16

ASME/ANSI B18.6.4-16-1998

Type BT type II 80°cross recessed with type H truncated countersunk head self tapping cutting screw-Table 16

ASME/ANSI B18.6.4-16-1998

Type D type II 80°cross recessed with type H truncated countersunk head self tapping cutting screw-Table 16

ASME/ANSI B18.6.4-16-1998

Type F type II 80°cross recessed with type H truncated countersunk head self tapping cutting screw-Table 16

ASME/ANSI B18.6.4-16-1998

Type G type II 80°cross recessed with type H truncated countersunk head self tapping cutting screw-Table 16

ASME/ANSI B18.6.4-16-1998

Type T type II 80°cross recessed with type H truncated countersunk head self tapping cutting screw-Table 16