Integrated Hardness Tester DHT-300plK Pocket size, easy to operate High contrast OLED display Conveniently exchange between impact device D and DL Automatic orientation correction Work with Mini-printer thru Bluetooth (DHT-310 series) Based on the hardness HL value, conversion can be performed to HRB, HRC, HV, HB, and HS USB interface for both recharging and data transfer to PC 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 with working more than 16 hours continuously Auto shutdown after 5 minutes Bluetooth Printer

Technical Specification Standard Delivery Optional Accessories • Main Unit • Support rings for convex, concave and • Integrated Impact device D, C or DL sperical surfaces • Certified Test Block with HLD-value • Cleaning Brush • Small Supporting ring • Calibration Certificates • Bluetooth Printer (DHT-310 series) • Carrying case • Operation manual