Socket cap screws have a small cylindrical head with tall vertical sides. Allen (hex socket) drive is a six-sided recess for use with an allen wrench (hex key).
If you want any information about any product just contact us.
Norm : DIN912/ ASME 18.3(ASTM A574)
Grade : 4.8 8.8 10.9 12.9&Gr2/5/8
Threads: UNC,UNF,ISO,BSW,&ACME
Materials: Mild Steel, Alloy Steel, Stainless Steel
Surface : Plain, Black, Zinc Plated,
Norm : DIN7991
Grade : 4.8 5.8 8.8 10.9 12.9