DIN6923/6921
Dia. M6-M64
Length :25-1000
Material:Q235/35# steel/5#steel/40Cr
Length :25-1000
Material:Q235/35# steel/5#steel/40Cr
Grade:4.8 5.8 8.8 10.9
Surfacetreatment : plain ,black zincDIN6923 with DIN6921 hex flange bolt with hex flange nut