Digital Surface Roughness Tester Profilometer for Heavy Industry, Aerospace, Surface Metrology Ra/Rz Measurement Model: SRT-6200
VTSYIQI Surface Roughness Tester Meter 20 Parameters Portable Surface Profilometer Profile Gauge Instruments Surftest with Range Ra Rz Real-time Clock Settings and Display, Blue
Surface Roughness Comparison Sample Block Ra 0.05-12.5mm Metal Machining Testing Kit with 30 Calibrated Specimens for Industrial Measurement Standard
Precision Thread Ring Gauge 2A T Z Metric & Standard UNC UNF UNS Measurement Tool - 1'' to 1''3/16,1pcs(1-1/16-16UN)
HOJILA Surface Profile Gauge SRT-6223 Handheld Roughness Tester Meter for Measure Blast Cleaned Surfaces Range 0~800 µm
Surface Roughness Tester,High Accuracy Portable Digital Profilometer, Finish Tester, Range Ra:0.005 Μm-16.00μm, Precision 0.001μm, with 100 Sets of Data Storage