Gar Surface Roughness Scale S-22 Conventional Machining Microfinish Comparator

Mitutoyo Precision Roughness Reference Specimen Unknown Roughness *LOT OF 2*

Mitutoyo Precision Reference Specimen 178-602 120 Ra

Gar S-22 Microfinish Compactor Finish Scale USA and Leather Case

Gar S 22 Microfinish Comparator Surface Finish Metal Scale

GAR C-9 Microfinish Comparator Surface Finish Roughness Scale Gauge w/ Case

Cast Surface Roughness Comparator by Precision Castings Inc. California

Fairfield Development Laboratory S-22 Microfinish Comparator Surface Finish