Sealey Disc Type Ethylene Glycol Antifreeze Tester AK4120 second tap (intermediate) and plug

second tap (intermediate) and plug (bottoming)

Precision ground and hardened for a superior cutting edge with one serrated blade to reduce slippage

LOAD BRAKE - Also includes mechanical load brake for extra safety

Suitable for checking ignition timing on

Shape Allows For Contours And Detail Work

Sealey Disc Type Ethylene Glycol Antifreeze Tester AK4120 second tap (intermediate) and plugChecks condition of coolant antifreeze, hot or cold. Freeze protection level is indicated by the number of the six large coloured discs which float in the sample. Easy to read temperature table on the virtually unbreakable plastic body. Checks condition of coolant antifreeze, hot or cold. Freeze protection level is indicated by the number of the six large coloured discs which float in the sample. Easy to read temperature table on the virtually