manufacture and supply of hardener and resin, resin-a83 for assembly glue to shear strength 120 kg / sq.cm for manufacture of glued joints as per rdso manual for glued joint revised 1998 ( brand of rdso approved firms only ) ( shelf life of material should be minimum one year from the date of supply ) hsn code: a-83 39073010. firms offer same as above, make: lapox a-83. senior section engineer tamil nadu 1800.00 kg , hardener k83 for assembly glue to shear strength 120 kg / sq.cm for manufacture of glued joints as per rdso manual for glued joint revised 1998 ( brand of rdso approved firms only ) ( shelf life of material should be minimum one year from the date of supply ) hsn code: k83-39089090. firms offer same as above, make: lapox k-83. senior section engineer tamil nadu 720.00 kg , resin-l12 for glue to make insulation components of glued joints. specification shall conform to rdso manual for glued joint revised 1998 ( brand of rdso approved firms only ) ( shelf life of material should be minimum one year from the date of supply ) hsn code: l12-39073010. firms offer same as above, make: lapox l-12. senior section engineer tamil nadu 1100.00 kg , hardener k6 for glue to make insulation components of glued joints. specification shall conform to rdso manual for glued joint revised 1998 ( brand of rdso approved firms only ) ( shelf life of material should be minimum one year from the date of supply ) hsn code: k6-29212990 senior section engineer tamil nadu 110.00 kg