Reducing Socket M2 Size 65X40 (2.1/2 X 1.1/2) As Per Table No. 6.1, Isi Marked To Is:1 879/2010, (3Rd Revision) With Amendment No.3 Of March- 2013, Duly Galvanized With 610G/M2 As Per I S 4759/1996 (Reaffirmed 2006) Edition 4.1. For Sizes Designation, Refer To Cl 3.2 Of 1879/2010 In Inch Unit.Corresponding Approximate Sizes In Mm As Per Appendix A Of Is 1879/2010. [ Warranty Period: 30 Months After The Date Of Delivery ] ]