Surface Roughness Comparison Sample Block Ra0.05-12.5mm Roughness Sample Block

Specifications: The surface roughness comparator is used to check the smoothness of mechanical workpieces by comparison while the visual inspection or microscope is used to compare and test the degree of surface roughness. features: RUG-100: notebook sample block (turning end milling flat milling surface grinding external grinding polishing) The notebook sample block contains standards for the six most important processing methods among the popular AA values. All 30 samples were calibrated with uAA (arithmetic mean) and metric equivalent um Ra. Sample surface roughness comparator 30 pieces of composite bag fixing gauges 3 Flat grinding: 2 4 8; 7/8 x 3/8 each; Each type of surface finish is a true and consistent reproduction with a true idea of the feel appearance and texture of machined parts Compare conveniently and quickly; Comply with S.A.E and military specifications Overall wallet size (fully enclosed) L x W x H (inches): 6 x 3 x 3/8 * estimated *; Unit weight: 14 ounces * estimate only* The package includes: A set of 30 sample pieces