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Best Choice HEAXIY Digital Surface Roughness Tester, Handheld Surface Roughness Tester, Measuring Range: 0-6.5mm, Measuring Accuracy: ±0.00 ➤High-precision Measurement: High measurement accuracy and wide measurement range, providing up to ±3um measurement accuBest Value HEAXIY Digital Surface Roughness Meter, Portable Surface Roughness Tester, Accuracy:±3μm/Measuring Range 0-6.5mm, Ideal for Pri ➤High-precision Measurement: High measurement accuracy and wide measurement range, providing up to ±3um measurement accuSHAHE Handheld Digital Surface Roughness Tester Meter Portable Surface Tester Put the tester on a flat place, such as glass plate, and press ZERO/MAX/MIN key to clear to zero. Charging/communicationHEAXIY Digital Surface Profile Gauge, Portable Surface Roughness Tester, 0-6.5mm Measuring Range & 0.001mm Resolution, Ideal fo ✔ Surface Roughness Tester: Measure the surface roughness of various processed parts, and clearly display the measuremen29% Off Surface Roughness Tester Roughness Gauge Ra/Rq 0.05~15.0μm Rz/Rt 0.1~50.0μm ENHANCED USER EXPERIENCE: GOYOJO Surface Roughness Gauge is thoughtfully designed for your convenience. Its wide temperaGRAIGAR Graigar KR110B Digital Surface Roughness Tester Ra, Rz, Rq, Rt Ra, Rz, Rq, Rt 4 testing parameters, suitable for more applications.Generic Surface Roughness Tester, Handheld Digital Surface Profile Gauge with LCD Display Screen, 0-6.5mm Measuring Range and ±0 Surface Roughness Tester: Measure The Surface Roughness Of Various Processed Parts, And Clearly Display The MeasurementDigtal Surface Roughness Tester Pocket-sized Precision Roughness Measuring Meter Needle stylus angle. external power adapter. 0.25mm, 0.80mm, 2.50mm. Maximum drive travel. 156 mm × 55 mm × 46.5 mm. 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