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Hardness Testers


The DHT-300 is an easy- to-operate portable hardness tester for extremely accurate measurements on most metals.


The main new features of DHT-300 includes data display with static, enlarged storage capacity, USB interface for recharging and data transfer to PC or printer, and back light display.

Order Code: CME82T01

  • Features
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    Pocket Size, Lightweight, rugged and easy to use


    Testing for most metallic materials

    Wide measuring range with high accuracy
    Measuring in any direction and automatic sensing and compensation for impact direction
    High accuracy on curved test surfaces
    User friendly with backlight display
    Based on the hardness HL Value, conversion can be conducted to HRB, HRC, HV, HB, and HS

    USB output for both recharging and data transfer to PC, Bluetooth for DHT310 model

    Operating Temperature: -5°C to + 45° C
    DHT-300D probe for general use and DHT-300DL for measurements in extremely confined spaces or at the base of grooves
    Internal memory in a batch of 1250 average readings
    Lower and upper limits setting with Low-High display judge
    Works on 3.7V rechargeable lithium-battery suitable for working more than 16 hours continuously
    5 mins. auto shutdown
    ASTM A 956 Compliant