"Manual Metal Arc Welding Electrode, Dia: 4 Mm, Class:'A1' (Rutile Type), Type Of Coating: Medium, Conf Orming To The Spec. No. Irs: M-28/2020, Code: Er4112 As Per Is: 814-2004 With Amdt. No.'1' Of October 2005 & '2' Of March 2008." [ Warranty Period: 12 Months After The Date Of Delivery ] ]