Tenders for Supply of Glass For Level Gauges, Type: Reflex, Toughened Borosilicate Glass, Size: 280 X 30 X 17 Mm Q3, Glass For Level Gauges, Type: Reflex, Toughened Borosilicate Glass, Size: 280 X 34 X 17 Mm Q3, Glass For Level Gauge, Type: Transparent, Size: 280 X 30 X 17 Mm Q3