... heavy workpiece 5) rapid testing RHL-160 high precision Leeb Digital Portable Hardness Tester Main Applicationl Die cavity of ... in large range and multi-measuring areas for large-scale work pieceFeaturesl 3 inch LCD,or LED displayl ... any angle, even upside down.l Direct display of hardness scales HRB, HRC, HV, HB, HS, HL.l ... 32~1)l Printing paper: width is(57.5±0.5)mm, diameter is 30mml Battery pack: 6V ...