Applications：
Applicable to Die cavity of molds, Inspection of bearing and other mass produced parts on a production line, Failure analysis of pressure vessel, steam generator and other equipment, Inspection of installed machinery, permanent parts of assembled systems and heavy work pieces, Testing surface of a small hollow space, Material identification in the warehouse of metallic materials, Rapid testing in large range and multi-measuring areas for large-scale work piece.
* 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.
 * Can communicate with PC computer for statistics and printing by the optional cable.
* Manual or automatic shut down.
 * Low battery indication.
Case Material :  Aluminum Alloy
Display :  LCD
Materials  :9 different common materials ( Steel & Cast Steel, Metallurgy tool steel, Forged Steel, Gray Cast Iron, Nodular Cast Iron, Cast Aluminum, Brass, Bronze, Copper ) 
 Measuring range : （170-960）HLD、（20-68）HRC、（19-651）HB、（80-967）HV、（30-100）HS、 （13-100）HRB
Accuracy:   ±8HLD（HLD=800)
Repeatability :  ±6HLD（HLD=800)
Conversion  : HL-HRC-HRB-HB-HV-HSD
Measuring Direction  : 360°
Impact device :  D Will handle, Weight: 75g
Radius of Measured Workpiece  : Rmin=50mm ( For non-conventional Supporting ring Rmin=10mm )
Min. Weight of Workpiece : Stable support 2kg ( 0.1kg Coupling ) 
Min. Thickness of Workpiece :  3mm
Min. Thickness of Hardened Layer  : 0.8mm
Working Conditions   Temperature: 0 ~ 40 ℃ Humidity: ≤ 90 %
Power supply :  2 x 1.5 V AA size (UM-3) battery
Dimension : 130 x 76 x 31 mm
Weight  : 340 g (Not Including Batteries)
Standard Accessories:
  1. Main Unit
 2. Standard Test Block
 3. Measurement Sensor
 4. Carrying Case
 5. Operation Manual
 6. Small Support Ring
 7. Cleaning brush
Optional Accessories:
 1. Impact Body
 2. Support Rings set
 3. USB, RS-232C data cable with software
 4. Bluetooth data out put with software