Hex Bolts, Carriage Bolts, Timber Bolts manufacturer / supplier in China, offering Stainless Steel Hex Bolt, DIN931 / 933/ ISO4016/ 4017 M18X250, 260, 270, 280, 290, 300, 320, 350, 360, 380, 400, 450, 500, 550, 600, 650, 700, 800, 900, 1000mm, 18-8 /304/316/316L/A2/A4 Stainless Steel Hex Head Cap Screws ASME B18.2.1 3/8"-16 X 3/4", 1", 1-1/4"; 1-1/2"; 1-3/4", 2-1/4"; 2-1/2"; 2-3/4", 3", 4", 5", 18-8 /304/316/316L/A2/A4 Stainless Steel Hex Head Cap Screws ASME B18.2.1 1"-8X 5";5-1/2",6",6-1/2",7",8",9"10",11"12",13"14",15",16"18",20",22",24",26" and so on.