The FH-21 portable hardness tester is used to test the hardness of all kinds of aluminium, from very soft aluminium to very hard aluminium alloys.
Single hand operation; no real operating experience required; can test any flat surface.
Test the hardness of aluminum, aluminum alloys, copper, copper alloys, fiber reinforced plastics and rigid plastics etc.
Complies to ASTM B648-2000
High sensitivity
Featured with 100 segments scale