Description:
The only OE-approved method for testing the freeze point of antifreeze and coolant. The VIPER Automotive Refractometer features three scales: ethylene glycol, propylene glycol, and battery acid specific gravity. The viewfinder features large, easy-to-read graphics and a high contrast lens for clear, accurate assessment. Fahrenheit (?F) scale. 3 separate scales for ethylene glycol, propylene glycol, and battery acid specific gravity. Large, easy-to-read graphics. Rugged steel body construction for durability. Packaged in a sturdy case for safe, secure storage.
