Pulp tester, dentotest
Description
From box containing plastic handle with metal covering circular black control knob numbered 1-10 with covering to hold single 1.5 volt dry cell. The end tapers to take a push in kinked arm that may be filled with a replaceable tip. Installed with kinked arm and box of carbon tips. Used from 1960 onwards in Melbourne, Victoria.
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Object detail
16.0 x 3.0 cm (handpiece)
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