Brinell hardness tester 220HBS-3000 is used to test unquenched steel, cast iron, non-ferrous metals and soft bearing alloys, etc DIGITAL DISPLAYBRINELL HARDNESS TESTER MODEL 220HBS-3000 DIGITAL DISPLAYBRINELL HARDNESS TESTERFeature & Use:Digital display of Hardness value Auto turret, weight loading systemAutomatic test process, no human operating error Large LCD display of testing process, easy ...