Minhe Roughness Assessment Block Collection With 30 Samples To Accurately Measure External Finish On Machined Parts

Specifications:The exterior 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 exterior roughness.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 methods 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

• 【Workpiece Finish Roughness Comparator Set】This finish roughness comparator is engineered to assess the smoothness grade of mechanical workpieces, enabling evaluation via direct visual comparison or microscopic examination of machined finish quality.
• 【Comprehensive 30-Piece Comparator Assortment】The package includes 30 individual finish roughness comparators, covering a full spectrum of finish grades to meet the needs of diverse machining and inspection tasks.
• 【Faithful, Consistent Finish Reproduction】Every machined finish type—including 3 flat grinding grades (2, 4, 8 μm)—is reproduced with precise fidelity. This ensures an accurate match to the tactile feel, visual appearance, and textural details of real-world machined parts for reliable comparison.
• 【Convenient & Industry-Compliant Design】These comparators enable fast, hassle-free finish evaluation, while adhering to strict S.A.E and industry-recognized specifications for professional-grade inspection results.
• 【Sturdy Wear-Resistant Construction】Crafted from heavy-duty, wear-resistant materials, these comparators withstand repeated use in workshop and inspection environments. Their robust build ensures long-term reliable service for consistent workpiece finish assessment over time.