1) Standard: DIN, ANSI

2) Material: Carbon Steel

3) Diameter: 2.5mm~6mm, 4#~14#

4) Length: 10~160mm, 1/2"~6"

5) Thread: UNC, UNF

6) Finish: Plain, zinc, black phosphated, grey phosphated, nickel, dacroment

Packing: Box, carton, bag, pallet