Exterior Face Roughness Comparison Sample Block Kit Ra0.05-12.5mm with 30 Calibrated Pieces for Turning Milling Grinding Polishing Inspection in CNC Metalworking Quality Control

features:RUG-100: notebook sample block (turning, end milling, flat milling, exterior grinding, external grinding, polishing)The notebook sample block contains standards for the six most important processing for among the popular "AA" values. All 30 samples were calibrated with for uAA (arithmetic mean) and metric equivalent um Ra.Sample exterior roughness comparator 30 pieces of composite bag fixing gauges3 Flat grinding: 2,4,8; 7/8 "x 3/8" each; Each type of exterior finish is a true and consistent reproduction, with a true idea of the feel, appearance and texture of machined partsCompare conveniently and quickly; Comply with S.A.E and specificationsOverall 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

• Reference: The roughness comparison standard kit includes 30 calibrated sample blocks covering the Ra 0.05–12.5µm range.
• Comprehensive Coverage: Includes samples for turning, end milling, face milling, cylindrical grinding, external grinding, and polishing.
• Authentic Samples: Each sample replicates the actual machined texture, showcasing the authentic feel and appearance of the workpiece.
• Construction: Lightweight composite wallet (14 oz, 6 x 3 x 3/8 in).
• Improved Accuracy: By quickly matching workpiece finishes to standard samples, operators can avoid costly rework, meet quality benchmarks, and support accurate documentation in production records.