aw-20+ wechsler aluminum alloy hardness tester durometer hardometer wechsler hardness meter gauge with unit conversion function

easy conversion: wechsler hardness value can be converted into vickers, rockwell, brinell and other hardness values. wechsler hardness tester is an instrument that can quickly test the hardness of aluminum alloy in the field. wechsler
hardness tester is easy to use,one card can, hardness value directly read. used for rapid detection of aluminum alloy profiles,
pipes, plates, aluminum workpieces and other soft the hardness of the metal..syi