Hydrometer Draper

The Draper 01054 Battery Hydrometer BH-2B is a reliable tool for measuring the specific gravity of battery electrolyte, helping to assess battery health and charge levels.

Test your vehicle's coolant efficiently with the Draper 35807 Anti-Freeze Tester. This disc-type tester quickly measures both hot and cold anti-freeze strength, ensuring your radiator is protected against freezing or overheating. Ideal for cars and vans.