3M 55656, Stikit Film Disc w/Tab 375L, P240, 5 in x NH, Die 500X, 7100106552, 250 per case 
Insize ISHW-L20B, WEBSTER HARDNESS TESTER, 6928640325441
$4,354.88
Application for aluminum alloy small tube. Hardness range 0 ~ 20HW. Min. reading 1HW.
Accuracy ?0.5HW (at 5 ~ 17HW).
To measure the hardness of soft metal such as aluminum alloy, copper, brass, soft steel, etc.
According to ASTM B647-84 (2000).
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