Hex bolt 1.Bolt No:DIN933,DIN931,DIN934 2.Bolt size:M3-M22 3.Bolt material:Carbon steel 4.Bolt effect:Connection,Fastening Export Hex bolt Products Details: Products Name: Hex bolt Size: M3-M22 Standard NO.: DIN933,DIN931,DIN934 Material:: Carbon steel Grade: 4.8-12.9 Finish: zinc,black,chrome,nickel,yellow Quality: High-quality raw material, strict inspection Product features: Features of ...