HNBYLMM Surface Roughness Gauge, Digital Surface Roughness Tester Meter with 0.01μm High-Precision, Ra/Rq 0.05~15.0μm, Rz/Rt 0.1~50.0μm, Data Storage & Output, for Industrial and Laboratory

Roughness Comparison Sample Block Test Kit for Industrial Quality Control Lathe Flat Milling Grinding Steel 8 * 6 * 3cm(Lathe)

Surface-Roughness Test Block Tin Alloy Sample for Electro Spark Wire Cutting Ra0.63-10um Ra1.6-6.3um Industrial Inspection(Wire EDM)

UofZc Accurate Su-rface Roughness Tester, Portable Roughness Tester, 0.01μm Precision, It can Measure Ra, Rz, Rq, and Rt,Suitable for Aerospace, Automotive, and Electronics Industries

UofZc Roughness Tester, Digital Roughness Tester 4 Testing Parameters Rapid Data Calculation Wide Measuring Range Fit for Aerospace, Automotive & Electronics Industries

DHMYYXGS Roughness Tester,Portable Roughness Gauge,High Accuracy 0.01μm,4 Parameters Ra Rz Rq Rt Measurement,with Calibration Block,for Industrial Machining Parts Inspection

HNBYLMM Portable Surface Roughness Tester, LED Display High Accuracy 0.01μm with 4 Parameters Ra/Rq 0.05~15.0μm Rz/Rt 0.1~50.0μm Digital Surface Gauge for Industrial and Laboratory Use

VitalisWorks Digital Surface Roughness Meter, Portable Surfaces Roughness Tester, Accuracy:±3μm/Measuring Range 0-6.5mm, Ideal for Printing

MiBoce Portable Surface Roughness Tester, Surface Roughness Tester with LCD Display Screen, Range 0-6.5/12.7/25/50mm, Accuracy 0.001mm, High-Precision Industrial Measuring Tools

ToayNia Portable Profilometer Gauge Handheld Surfaces Roughness Tester Meter,Digital Surfaces Gauge,High-Precision Roughness Measuring Device,Industrial Measurement