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PRSR110 Roughness Gauge 4 measurement parameters Ra/Rz/Rt/Rq
Ra、Rz、Rt、RqRa、 Rq:0.05~10.0;Rz、 Rt:0.1~50

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Surface roughness Tester KAIRDA NDT110 Metal and Non-metallic parts surface roughness testing instrument
Ra、Rz、Rq、RtRa、 Rq: 0.05μm ~ 15μm RzRt: 0.1μm ~ 50μm

$428.00
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KAIRDA NDT110B pocket surface roughness Tester
RaRq: 0.05μm ~ 15μmRzRt: 0.1μm ~ 50μmRa、Rz、Rq、Rt
Digital display, measurement Ra, Rz, Rq, Rt, error of indication ≤ +/- 15%, indication variability < 12%, in line with GB/T 3505-2000 and GB/T 6062-2002

If you don't know how to choose "Roughometer", please consult customer service.