BEAUMES HYDROMETER, RANGE 0-30, BEAUMES HYDROMETER, RANGE 20-30, BEAUMES HYDROMETR, RANGE 0-10, BEAUMES HYDROMETR, RANGE 10-20, BRIX HYDROMETER WITH THERMOMETER, HEAVY RANGE 1000 to 2000, HYDROMETER FOR DIESEL 800 TO 850 (ISI MARKED), HYDROMETER FOR PETROL 700 TO 750 (ISI MARKET), LIGHT RANGE 700 to 1000, UNIVERSAL HYDROMETER FOR LIGHT & HEAVY, RANGE 700 to 2000