Tender For 1) supply of knob type compression lock of lavatory dust bin for vb chair car coaches make: southco model: e3-107-052 material: stainless steel (or) make: m/s dirak model: 379-1241.04-09152 material: stainless steel2) supply of industrial compression lock of hatch door for lav of vb chair car coaches make: southco model: e3-1010-052 /e3- c1210-100 material: stainless steel (or) make: m/s dirak model: 379-0525.04-l2000 material: stainless steel