3M 26105, PPS Series 2.0 Adapter, Type S21, 14 mm Female, 1.0 mm
Thread, 7100135829 
Insize ISH-KNOOP, Knoop indenter, 6928640348914
$502.25
Measures Knoop hardness
Pairs with Digital Vickers Hardness Tester
Optional Accessory
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