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Mahr Pocket Surf IV Mobile Roughness Measuring Instrument Model 2254010

Mahr Federal 130-B-24 Gage Block Comparator

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Mahr Federal 130B-16 Gage Block Comparator Controller

Vermont Gage Black Guard Oxide Coated Pin Gauge Set CALIBRATED .251-.500 250pc

Mahr Pocket Surf IV Mobile Roughness Measuring Instrument Model 2254010

Mahr Pocket Surf Federal Surface Roughness Profilometer