Bolts and Nuts 1. Material: Steel,Stainless steel, Brass etc. 2. Size: M5-M64,1/4"-4" 3. Specification: Din, IFI, JI boltBolts and Nuts 1. Material: Steel,Stainless steel, Brass etc. 2. Size: M5-M64,1/4"-4" 3. Specification: Din, IFI, JIS...Fasteners,nuts,bolts,nuts and bolts Features: 1) From M3 to M30 2) Low-carbon and mid-carbon steel Packing: Carton,Fasteners,nuts,bolts,nuts and boltsFeatures ...