Product instruction:We mainly produce and sell standard high-quality fastener and custom non-standard special fastener according to customers’ requirements, such as DIN,UNI,ANSI,BS,JIS,ISO, GB etc. The products are widely used in electron, machine, energy, chemicals, die, hydraulics, automobiles, etcProduct material: Carbon Steel, Alloy Steel, Stainless Steel, Copper, Nylon, Plastic, etc.Product intensity level: 4.8,6.8,8.8,10.9,12.9,4,6,8,10,A2-70,A4-80. m12 hexagon bolt din931/din933Product surface treatment: Zinc Clear, Zinc Yellow, Zinc Black, Tin-plating, Nickel-plating, Dacromet, Mecha
Hexagon High Tensile Bolt