We are professional Chinese manufacturer of hexagon bolts. Following is the technical specifications of the bolts.
Strength Grade:6.8 8.8 10.9
Standards: Germany DIN931,DIN933, USA ANSI ASME B18.2.1, Japan, China
Size: M6~M60
Length: 30~200 mm
Surface treatment: Plain, Black, Zinc Plated
Material: Carbon Steel, Stainless Steel
Din931/ DIN933hex bolts, grade 6.8,8.8, 10.9, finished with black, zinc plated |