Manual Metal Arc Welding Electrode Dia: 3.15 Mm, Class A1(Rutile Type), Type Of Coating: Medium, Conforming To The Spec. No.Irs:M28/2020, Co De Er4112 As Per Is:814-2004 With Amendment No.%U20181%U2019 Of October 2005 & %U20182%U2019 Of March 2008. [ Warranty Period: 30 Months Aft Er The Date Of Delivery ] ]