GAOTek Leeb Metal Hardness Tester

This Leeb Metal Hardness Tester has measuring range of 170 HLD to 960 HLD, temperature range of 32 °F to 104 °F and a normal AA battery. 




  • USB Interface Can be connected to a micro printer or computer 
  • Simple keys the rubber button is not easy to fall off and the operation is convenient 
  • Battery compartment design large capacity, long endurance 
  • HD backlight screen Dark environment easy measurement 


Technical Specification

Hardness scale  HL, HB, HRB, HRC, HRA, HV, HS 
Memory  48 to 600 groups (impact times: 32 to 1) 
Measuring range  170 HLD to 960 HLD 
Accuracy  ±6 HLD (760 ±30 HLD) error of displayed value 
Standard Impact Device  D 
Optional Impact Devices  DC / D+15 / G / C / DL 
Min. Radius of Workpiece  R min = 2 in / 50 mm (with special support ring R min= 0.4 in /10 mm) 
Min. Workpiece weight  4.4 lb to 11 lb (2 kg to 5 kg) on stable support 0.1 lb to 4.4 lb (50 g to 2 kg) with compact coupling 
Min. Workpiece thickness  0.2 in (5 mm) (Impact Devices D/DC/DL/D+15)/0.04 in (1mm) (Impact Device C)/0.4 in (10 mm) (Impact Device G) 
Min. thickness of hardened surface  0.03 in (0.8 mm) 
Power  Normal AA Battery 
Continuous Working time  Approx. 100 h (no back light off) 
Operating temperature  32 °F to 104 °F (0  to 40 ) 
Relative humidity  <90% 
Overall dimensions  4.9 in x 2.6 in x 1.2 in (125 mm x 67 mm x 31 mm) 
Weight  0.7 lb (300 g) 


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