Leeb Hardness Tester RHM-2900
1.Spec:
Measure the hardness of metal workpiece. Applicable to Die cavity of molds, Inspection of bearing and other mass produced parts on a production line.
2.Features:
* Palm size for narrow space.
* Test at any angle, even upside down.
* Direct display of hardness scales HRB, HRC, HV, HB, HS,HL.
* Large memory could store 50 groups including single measured value, impact direction, material and hardness scale etc.
* User recalibration function allowed.
* Manual or automatic shut down.
* Low battery indication.
* Use USB/RS-232 data output to connect with PC.
* Provide Bluetooth data output choice. 
3.Specifications:
Display:LCD
Materials:9 different common materials(Steel&Cast Steel,C.W.Tool Steel,Stainless Steel,Gray Cast Iron,Nodular Cast Iron,Cast Aluminum,Brass,Bronze,Copper)
Measuring Range:200~900(HLD)
Accuracy:Display Error±0.8%
Repeatability:±0.8%
Conversion:HL-HRC-HRB-HB-HV-HSD
Memory:50Data Can Be Stored And Re-readable
Impact device:Probe D,Weight:75g
Storage Temperature:-30~60ºC
Operating Conditions:Temperature:-10~50ºC;Humidity:<90%RH
Power Supply:4X1.5V AAA(UM-4)Battery
Dimensions:120x62x30mm
Weight:164g(Not Including Batteries)