Hexagonal Head Screw Size: 12X50 - 8.8 As Per Specification No. - Iso:4017/Is:1364 Part - 2, Property Clause 8.8 To Is: 1367 (Part-3) - 2002 With Double Plain Washer Size: A-13 Steel 200 Hv A3L As Per Specification No: Is :2016-67 Tab 2, Type - A Along With Prevailing Torque Hexagonal Nut As Per Specn. N O.- Iso 7040/Is:7002 Tab-1. Accepted Make Tvs, Tuff, Dfl And Unbrako Only. [ Warranty Period: 30 Months After The Date Of Delivery ] ]