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Propylene Glycol Anit-Freeze Tester

• Professional Anti-Freeze Tester (Auto Tester).
• Sturdy design with straight glass cylinder/tube.
• Hand held tester reads specific gravity of Propylene Glycol
• Accurate easy to read Anti-Freeze testing.
• See the top section of the float scale to read methanol type antifreeze and use the bottom section to read propylene glycol type antifreeze.