Round head
Countersunk head
Raised countersunk head
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
NF E25-119-1-2012
Countersunk flat head screws with type Z cross recess
NF E25-119-2-2012
Countersunk flat head screws with type H cross recess(deep)
NF E25-119-2-2012
Countersunk flat head screws with type Z cross recess(deep)
NF E25-119-2-2012
Countersunk flat head screws with type H cross recess(shallow)
NF E25-119-2-2012
Countersunk flat head screws with type Z cross recess(shallow)
NF E25-120-1994
Countersunk raised head screws with type H cross recess
NF E25-120-1994
Countersunk raised head screws with type Z cross recess
NF E25-120-1984
Countersunk raised head screws with type H cross recess
NF E25-120-1984
Countersunk raised head screws with type Z cross recess
NF E25-120-2011
Countersunk raised head screws with type H cross recess
NF E25-120-2011
Countersunk raised head screws with type Z cross recess
NF E25-121-1984
Pan head screws with type H cross recess
NF E25-121-1984
Pan head screws with type Z cross recess
GB/T 822-2000
Cheese head screws with cross recess-type H
GB/T 822-2000
Cheese head screws with cross recess-type Z
GB/T 822-1988
Cheese head screws with cross recess-type H
GB/T 819.1-2000
Countersunk flat head screws with type H cross recess
GB/T 819.1-2000
Countersunk flat head screws with type Z cross recess
GB/T 819.2-1997
Countersunk flat head screws with type H cross recess(deep)
GB/T 819.2-1997
Countersunk flat head screws with type Z cross recess(deep)
