GB/T 15856.3-2002
Cross recessed raised countersunk head drilling screws with tapping screws thread-type H
GB/T 15856.3-2002
Cross recessed raised countersunk head drilling screws with tapping screws thread-type Z
GB/T 2670.3-2004
6-Lobe 90°oval head tapping screws-type C
GB/T 2670.3-2004
6-Lobe 90°oval head tapping screws-type R
GB/T 2670.3-2004
6-Lobe 90°oval head tapping screws-type F
GB/T 845-1985
Cross recessed pan head tapping screws-type C -type H
GB/T 845-1985
Cross recessed pan head tapping screws-type F -type H
GB/T 845-1985
Cross recessed pan head tapping screws-type C -type Z
GB/T 845-1985
Cross recessed pan head tapping screws-type F -type Z
GB/T 846-1985
Cross recessed countersunk head tapping screws-type C -type H
GB/T 846-1985
Cross recessed countersunk head tapping screws-type F -type H
GB/T 846-1985
Cross recessed countersunk head tapping screws-type C -type Z
GB/T 846-1985
Cross recessed countersunk head tapping screws-type F -type Z
GB/T 847-1985
Cross recessed raised countersunk head tapping screws-type C -type H
GB/T 847-1985
Cross recessed raised countersunk head tapping screws-type C -type Z
GB/T 847-1985
Cross recessed raised countersunk head tapping screws-type F -type H
GB/T 847-1985
Cross recessed raised countersunk head tapping screws-type F -type Z
GB/T 880-2008
Clevis pins without head-type A
GB/T 880-2008
Clevis pins without head-type B
GB/T 13806.2-1992
Cross recessed pan head cutting tapping screws,scrape point —Type A
