Thexton 101 Cold-Chek Permanent Anti-Freeze & Coolant Tester. Sixth Ball shows overprotection Anti-Freeze coolant tester. Tests to -34° -indicates optimal 50/50 mixture. The original ball-type, specific gravity tester. Ideal for garage or service station. Special Ò6th ballÓ shows overprotection and loss of cooling protection. Fast and easy to use. Number floating balls measures degree of protection. Temperature compensating for testing with engine hot or cold. Accurate to -34° F. Extra long neoprene dip tube. Complete with vinyl pocket protector case imprinted with instructions.
ESTABLISHED IN 1907.
Designers, Manufacturers, and Suppliers of Innovative and Hard-to-Find Automotive Tools, Testers, and
Diagnostic Equipment for the Professional Automotive Technician.
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