Din7991 Csk Socket Head Bolt 

Finish:  Zinc, Plain, Black Oxide

Material:  Stainless Steel, Carbon Steel

Measurement system:  Inch, Metric

Head Style:  Countersunk Hex Socket Head

Standard:  DIN7991, ISO,ANSI,JIS,BS

Color:  As Client Need

Sample:  20pcs

MOQ:  According to Your Needs

Size:  M3-M24 etc, according to customer needs