High Performance M12 Elevator Bolts For Brick And Block Base Material

M12 elevator anchor bolt carbon steel Product information: Size: M6-M48 ; Length: 30-300 ; Surface treatment: yellow galvanising Galvanizing technique: hot dipped galvanized , powder coating, zinc electric, Thread : full , half, coarse thread, fin pitch thread, Pitch: MF/UNC/UNF/UNEF Grade: 4.8；6.8；8.8; 10.9; 12.9; Standard : DIN/GB/EN/ASME Material : steel C45, Q235, C20 ; Alloy steel: SCM435, 20Mn TiB , 35CrMo, 42CrMo ; Usage :　foundation connection, cable connecting,