Tenders for Supply of Sink Wash Hand D Type. Drawing No.: Irs Drg. No. C/Lf-1885, Alt. 6. Material Specification: Stainl Ess Steel, 18/8 Quality, Irs Spec.: R-28/ 61, With Corrigendum No. 1 Of March 1988. Warranty Period: 30 Mon Ths After The Date Of Delivery