Bolt, Nut, Customized Fastener manufacturer / supplier in China, offering Factory Direct M26 PTFE Xylan1424 1/2" 5/8" 3/4" 1 1/2" 1 1/4" 1 3/4"Carbon Steel B7 A194 2h High Tensile Heavy Duty A193 B7 Stud Bolt, Custom High Tensile Grade4.8-Grade12.9 Carbon Steel Alloy Steel Stainless Steel Half Thread / Full Thread Hex Bolt with Nut, A2 70 A4 70 80 ASTM A193 B8 B8m Cl1 Cl2 DIN931 DIN933 ISO4017 ISO 4032 Inch Size 1/2" 3/4" Stainless Steel Heavy Hex Head Bolt with Nut and so on.