... 4"-4" 3. Specification: Din, IFI, JI boltBolt and Nut 1. Material: Steel,Stainless steel, Brass etc. ... Specification: Din, IFI, JIS...Fasteners,nuts,bolts,nuts and bolts Features: 1) From M3 to M30 2) ... carbon and mid-carbon steelPacking: Carton, 36ctns/pallet.We can help you to get whatever you want.SHANDONG TONGYA ... (qingdao Office):NO.2,Tariff-freeZone,Qingdao,Shandong,China. hex bolts and nuts m 20