3.15 Mm Dia Manual Metal Arc Welding Electrode, Class: A2 (Rutile Type), Type Of Coati Ng: Medium, Conforming To The Spec. No. Irs: M-28/2020, Code: Er4211X As Per Is: 814-2004 With Am Dt. No. 1 Of October 2005 & 2 Of March 2008 [ Warranty Period: 30 Months After The Date Of Delivery ] ]