152 - COOLANT ANTI-FREEZE TESTERSCheap model, to check and reset ethylene glycol anti-freeze (normal anti-freeze). Quick and easy to use device, it permits to determine, with fair approximation, the freezing point of the water/anti-Freeze coolant.
The device calibration is obtained by taking, a..
920 - HYDROMETER
Standard instrument for measuring the specific gravity of battery electrolyte.
Each measurement will show the condition of the individual cells of a battery
TECHNICAL DATA
De-luxe glass hydrometer. High precision scale (in Baume degrees and specific weight) with coloured section..