Hex Hd Bolt M 20 X 130 10.9 To Iso 4014 Is 1364 (Part-1)2002 / Iso 4016, Zinc Electroplated To Grade A3L Of Annexure-E Of Is: 1367 (Part-Eleven) 2002. [ Warranty Period: 3 0 Months After The Date Of Delivery ] ]