tender for manufacture and supply of metal liners for use with erc mk-iii (flat toe) on 60 kg concretesleepers with 52 kg rails to drg no t.3741 alt-6 (gauge side liner) and t.3742 alt-6 (non gauge side liner) withirs specification for metal liners for use with elastic rail clips, serial no.t 56 2020. (hsn code: 73021010) .
