a ) purchase of different type of special welding electrodes. sanweld / ador fontech / l and t make / vizor / essen-80 ( b ) purchase of general purpose m.s. electrode isi approved. . , a ) purchase of different type of special welding electrodes. sanweld / ador fontech / l&t make / vizor / essen-80 ( b ) purchase of general purpose m.s. electrode isi approved: , m.s. welding electrode size 3.15 mm.isi make and welding material ( as per requirement ) , m.s. welding electrode sizes 4.00 mm. isi make and welding material ( as per requirement ) , m.s. welding electrode sizes 2.50 mm. isi make and welding material ( as per requirement ) , welding electrode make super bond- s 2.50 mm. , welding electrode make super bond- ss 3.15 mm. , welding electrode make super bond- ss 4.00 mm. , roller arcing welding electrode essen 80 size 4 mm. ( as per requirement ) , welding electrode all size ferrospeed ( as per requirement ) , discount on current prices of special welding electrode all sizes make sanweld ( as per requirement ) , discount on current prices of special welding electrode all sizes make adorfontech ( as per requirement ) , discount on current prices of special welding electrode all sizes make l&t ( as per requirement ) , discount on current prices of special welding electrode all sizes make vizor ( as per requirement )