Studs Material: SA193 Gr.B8 Size: M 12 x 70mm Long 270 Nos. Full length thread or one end 15 mm & other end 30 mm Hex Nut Material: SA194 Gr.8 M12 270 Nos. Plain Washer M12 270 Nos. Fasteners is required as per Specification AD 2000-W7 And test certificate is Required as per EN 10204 3.1 (If manufacturer is PED Approved)