Hex Head Screw With S S Nylock Nut And Spring Washer M 12X60 Mm., As Per Is:1364 (Part 2- 2018) Tab. 1, A2-70 To Tab. 2 Of Is:1367 (Part 14/Sec.1):2018 For Screw, Is:7002:2018, A2-70 To Is:1367 (Pa Rt 14/Sec.2) For S.S. Nylock Nut, Is:3063 (1994) For Spring Washer A2-70 Specified Torque Value-67 Nm., Mak E- Tvs, Tuff, Dfl, And Unbrako Only, (Material Used In Lhb (Ac & Cn) Under Slung Water Tank For Mounting. ) [ Warranty Period: 30 Months After The Date Of Delivery ] ]