Hex with flange
Round head
Countersunk head
Raised countersunk head
Hex with collar
Round head with collar
Bugle head
GB/T 15856.4-2002
Hexagon flange head drilling screw with tapping screw thread
GB/T 15856.5-2002
Hexagon head self-drilling and tapping screws with collar
GB/T 15856.1-2002
Cross recessed pan head drilling screws with tapping screw thread-type H
GB/T 15856.1-2002
Cross recessed pan head drilling screws with tapping screw thread-type Z
GB/T 15856.2-2002
Cross recessed countersunk head drilling screws with tapping screw thread-type H
GB/T 15856.2-2002
Cross recessed countersunk head drilling screws with tapping screw thread-type Z
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
ISO 15480-1999
Hexagon head self-drilling and tapping screws with collar
ISO 15481-1999
Cross recessed round head self-drilling and tapping screws-type H
ISO 15481-1999
Cross recessed round head self-drilling and tapping screws-type Z
ISO 15482-1999
Crosse recessed countersunk head drilling screws with tapping screws thread-type H
ISO 15482-1999
Crosse recessed countersunk head drilling screws with tapping screws thread-type Z
ISO 15483-1999
Cross recessed raised countersunk head self-drilling and tapping screws-type H
ISO 15483-1999
Cross recessed raised countersunk head self-drilling and tapping screws-type Z
DIN 7504Q-1982
Cross recessed raised contersunk self-drilling tapping screws-type H
DIN 7504P-1982
Cross recessed countersunk head drilling screws with tapping screw thread-type H
DIN 7504N-1982
Cross recessed pan head drilling screws with tapping screw thread-type H
DIN 7504L-1982
Slotted hex head self-drilling tapping screws with collar
DIN 7504K-1982
Hexagon head drilling screws with tapping screw thread with collar