This rebound hardness tester features a universal D impact device and is capable of displaying measurements in 7 hardness scales. The R9030 features a rechargeable battery, internal memory to store up to 350 measurements and software to further analyse saved data. Product Features; Measures a wide range of materials including; cast steel, alloy steel, stainless steel, aluminum, bronze, copper and cast irons.; Displays measurements in Rockwell (HRC, HRB, HRA), Brinell (HB), Leeb (HL), Vickers (HV) and Shore (HS) hardness values; Real-time clock and internal memory stores up to 350 measurements; USB connectivity and software allows for further measurement analysis; Includes D impact device, leeb test block, small supporting ring, nylon brush, AC adapter, USB cable, software and hard carrying case.