Britain Standard InstituteStandard,ScrewsSpecifications,Square socket screwsSpecifications,Screw specification, screw standard, Fastener standard, Fastener standard query-ChinaFastener.com

Standards

DIN ISO ASME/ANSI IFI EN SAE ASTM JIS GB NF BS UNI GOST AS NZS DS MS AN MIL IS PN SH JB QC KS CNS NB TB HG HB QJ GJB DL JG CB QIB SJ QB YB

More

Less

Categories

<All Categories <Screws Square socket screws

Thread

M-thread UNC-thread UNF-thread

In-drive

Square socket

More

Less

Ex-drive

Round head

Countersunk head

Raised countersunk head

Undercut countersunk head

Raised Undercut countersunk head

Raised cheese

More

Less

Shank

Normal shank

Full thread

More

Less

ThreadAttribute

More

Less