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`Cold-Chek` Pocket Size Anti-Freeze / Coolant Tester
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Amazon.com: Performance Tool W1655C Pocket Style Anti-Freeze Tester : Everything Else
TESTER, ANTI-FREEZE FLOATING BALLS
Not sure what to make of this, this is a coolant tester. Since were in summer is this a good result? What is the yellow ball doing? : r/MechanicAdvice
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Performance Tool Antifreeze Tester PFTW1655C | O'Reilly Auto Parts
Custom Accessories Float Ball Anti Freeze Tester #46664 | eBay
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Amazon.com: Performance Tool W1655C Pocket Style Anti-Freeze Tester : Everything Else
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00233 ANTI-FREEZE TESTER / BALL TYPE
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Back To Basics - Testing Antifreeze With Your Floating Balls? - YouTube
Prestone AF1420 Anti-Freeze and Coolant Tester, Fluid: Et...
