carbon steel High Tensile grade 4.8 8.8 black zinc HDG half thread L 7 J 9 shape Anchor hook foundation bolt and nut supplier

M24 Anchor bolt J Type L Type Hook Bolt with Square Nuts

Pipe Size Zinc Plated Round Bend U-Bolt With Hex Nuts

Embedded anchor bolt high strength black steel structure welding foundation bolts 9 word shape Type

Factory price GB/T 3632 8.8/10.9 Steel Structure Bolts Torsional Shear Bolts for bridge erection, railway laying, steamships

DIN6914 Heavy Hex Structural bolt and nut and washer set for steel structurals grade 10.9S