PTC Instruments Model 408 Analog Ergo Style Durometer ASTM Type A

Slightly Used PTC INSTRUMENTS Model 412 ASTM D2240 Ergo Analog Durometer

Shore Durometer Type A ASTM D2240 Rubber Hardness Meter

PTC INSTRUMENTS Model 409 Type D ASTM D2240 Ergo Analog Durometer

PTC Instruments 306L ASTM Type A Analog Durometer Gauge w/ Case

Durometer E2000 Series Type DO ASTM D2240 Model 502DO PTC

PTC instruments DUROMETER, ASTM TYPE A, MODEL 306 with box

PTC Instruments Type A Durometer Model 307L