Sealey AK413 Ethylene Glycol Antifreeze Tester Tube Type Features and Benefits: Tests ethylene glycol strength in radiator or header tank. Tube construction with thermometer for temperature calibration. Professional antifreeze tester. Thermometer built-in for calibration. Model No. AK413 Tests ethylene glycol strength in radiator or header tank. Tube construction with thermometer for temperature calibration. Commodity Code: 9027808000 Country of Origin: TWN Model No AK413 Brand: Sealey Nett Weight: 0.12kg