10 Best Surface Roughness Gauges
#1 Best Pick
Surface Roughness Tester for Heavy industry, Aerospace, Surface metrology, manufacturing industries, etc., Model No : SRT-6200
Brand: Ace Instruments
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- Features: 1) Highly sophisticated inductance sensor 2) Built-in lithium-ion rechargeable battery and control circuit with high capacity 3) Small in size, light in weight, and easy to use 4) Optional cable and software for RS232C interface to communicate with PC for statistics, printing, and analyzing.
- Operating Temperature : 0 to 50â
- Applications: Heavy industry, Aerospace, Surface metrology, manufacturing industries, etc.
- Supply Scope: Instruction Manual , Calibration Certificate
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#2 Best Value
Digital Surface Roughness Tester, Handheld Surface Roughness Tester, Measuring Range: 0-6.5mm, Measuring Accuracy: ±0.003mm, Metric and Imperial Convertible
Brand: HEAXIY
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- â€High-precision Measurement: High measurement accuracy and wide measurement range, providing up to ±3um measurement accuracy, ensuring accurate surface roughness and profile height measurement results, meeting industrial-grade needs.
- â€Metric and Imperial Unit Conversion: Flexible unit conversion function allows users to easily switch between metric (mm) and imperial (in) to adapt to different measurement habits and application scenarios.
- â€Multi-function: Connect to the computer through the interface data output, convenient data transmission and storage, and improve data management efficiency. And say goodbye to cumbersome battery replacement.
- â€Design: Portable and easy to use, streamlined buttons, no complicated operation required; compact and lightweight design, easy to use, intuitive reading, suitable for on-site rapid measurement and portable use.
- â€Application: Widely used in printing, spraying anti-corrosion, machining, including planes, bevels, outer cylindrical holes, grooves, shafts and other metal and non-metallic planes and concave and convex surface detection.
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#3 Budget Pick
Handheld Digital Surfaces Roughness Tester Meter, Portable Profilometer with Ra Rz Rq Rt Range and OLED Display, Roughness Gauges for Accurate Surfaces Measurement
Brand: EpyGnom
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- ăVERSATILE MEASUREMENTăSurfaces Roughness Gauge adapts to various surfaces, including ex-circle, flat, conical, and grooved surfaces. Your Comprehensive Solution for Manufacturing, Engineering, Automotive, Aerospace, Electronics, Materials Research, and Device Manufacturing.
- ăEXCEPTIONAL ACCURACYăOffering an impressive indication accuracy of 0.01ÎŒm, the Surfaces Roughness Gauge covers a wide measuring range from 0.05 to 20.0ÎŒm for Ra and Rq, and 0.1 to 50.0ÎŒm for Rz and Rt. This exceptional accuracy and extensive range make it a top choice for precise surfaces roughness measurements.
- ăHIGH-SPEED PROCESSINGăSharpness Tester is equipped with a powerful DSP processor, this roughness tester enhances both data processing and calculation speeds, ensuring prompt and efficient measurements for optimal productivity.
- ăENHANCED USER EXPERIENCEăSurfaces Roughness Gauge is thoughtfully designed for your convenience. Featuring a bright color OLED display, the roughness tester provides clear and easy-to-read results from multiple angles, making it suitable for diverse applications and environments.
- ăCONVENIENT USB CHARGING AND DATA TRANSFERăThe Roughness Tester is equipped with a standard USB port for convenient charging and data transfer, you can easily recharge the device using the included charger or any computer's USB port for quick, hassle-free power management.
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#4 Top Choice
Graigar Digital Surface Roughness Tester Leeb432 Surface Profile Gauge with Resolution 0.001ÎŒm
Brand: GRAIGAR
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- Leeb432 surface roughness tester design of mechanical and electrical integration is adopted to achieve small bulk, light weight.
- Built-in lithium ion chargeable battery,with high capacity and Can store more than 100 groups of measuring data and wave forms.
- Low power consumption: Auto sleep, automatic shutdown function of saving energy.
- 128Ă 64 DOT matrix LCD displays all parameters and graphs, DSP chip is used to control and process data with high speed and low power consumption.
- Four filtering methods of RC, PC-RC, GAUSS and D-P.
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#5 Popular Choice
Gauge Block, Surface Roughness Comparison Sample Block, Notebook Sample 30 Blocks, 0.05-12.5mm Roughness Sample Block
Brand: DSAFRR
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- Surface Roughness Specimens: This set of Surface Roughness Specimens is for inspecting, identifying and determining the roughness of machine parts; featuring 30 different specimens for surface grinding, reaming, grinding, turning, horizontal and vertical milling.
- Size: Surface roughness specimens have AA grade values displayed in inches and microns with an accuracy within ±12% of nominal; all 30 specimens are made of electroformed solid nickel and measure 0.05 x 12.5mm.
- Easy Comparison: each type of surface finish is accurately and consistently reproduced, giving the operator a realistic idea of the feel, appearance and texture of the machined part; comparisons can be made with a magnifying glass or using a scratch test.
- Cost-Saving Inspection: eliminates the need for expensive inspection methods, saving time and reducing scrap due to poor surface quality.
- Set Includes: Roughness Specimen Kit includes a vinyl wallet and instructions.
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#6 Top Pick
Surfaces Roughness Comparison Sample Block Set, Microfinish Comparator with 30Pcs Roughness Test Block, Ra0.05-12.5 Exterior Inspection Gauge for Mechanical Workpieces Testing Turning
Brand: LUOFEISHUN
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- ăAll-in-One Roughness Comparatoră: This comprehensive set features 30 meticulously calibrated samples for evaluating the smoothness of workpieces across six critical processing techniques, including grinding and polishing
- ăConvenient & Quick Comparisonă: With the roughness comparison sample block, comparing and evaluating roughness becomes easy and efficient. It complies with standard and specifications, consistent and reliable results
- ăPrecise Assessmentă: The different types of surfaces finishes accurately represent the feel, appearance, and texture of machined parts, allowing for easy comparison and evaluation
- ăPremium Materială: Crafted with high-quality materials, this roughness sample block is built to withstand frequent use. The composite bag fixing design protects the samples, make sure long-lasting accuracy and reliability in your surfaces roughness evaluations
- ăCompact Designă: Designed as a compact notebook-style block, this tool allows for quick and easy visual or microscopic comparison. Its portable size (approximately 6" x 3" x 3/8") makes it suitable for both workshop and on-site inspections
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#7 Top Pick
Roughness Sample Block Set, 30 Pcs Surfaces Roughness Comparison Standard Gauges Set, Ra0.05-12.5mm Exterior Inspection Gauge, For Mechanical Workpieces Testing Turning
Brand: Generic
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- ăComprehensive Finish Comparisonă: Experience unrivaled with our 30-piece exterior roughness comparator set, designed to accurately assess the smoothness of mechanical workpieces. for machinists and quality controllers
- ăProfessional Grade Samplesă: The notebook sample block contains standards for the 6 most important processing methods among popular ""AA"" values, with all 30 samples calibrated with arithmetic mean and metric equivalent for maximum accuracy
- ăConvenient Portability & Practical Designă: Housed in a handy, fully-enclosed wallet measuring approximately 6 x 3 x 3/8 inches and weighing just 14 ounces, our sample set is easy to carry and store. The composite bag fixing gauges keep each sample securely in place
- ăCompact And Portable Designă: Overall wallet size when fully enclosed measures approximately 6 x 3 x 3/8 inches with unit weight around 14 ounces, making it easy to carry to different workstations or job sites while traveling
- ăWidely Usedă: Composite pocket gauge sets are not only suitable for surface roughness measurement, quality assurance, and instrument calibration, but can also serve as a visual teaching tool for mechanical engineering majors in universities
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#8 Top Pick
Surface Roughness Tester, Digital Profilometer with RS232 Interface, Measurement Accuracy ±0.003mm, Data Transmission, Peak Measurement, Multi-Parameter Surface Finish Measurement
Brand: LBMED
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- ăSurface Roughness MeasurementăAccurately evaluates the surface roughness of various machined parts based on selected measurement settings and parameters, and clearly displays the results on the LCD screen.
- ăHigh-Precision MeasurementăMeasurement accuracy up to ±3ÎŒm ensures the accuracy of surface roughness and profile height measurements, meeting industrial-grade requirements.
- ăMulti-functional Data OutputăData output via RS232 interface to a computer facilitates data transmission and storage, improving data management efficiency.
- ăMetric and Imperial Unit ConversionăFlexible unit conversion allows users to easily switch between metric (mm) and imperial (in) units to adapt to different measurement habits and application scenarios.
- ăWide ApplicationsăWidely used in grinding, printing, spraying, and machining fields, including the inspection of flat surfaces, inclined surfaces, external cylindrical surfaces, holes, grooves, shafts, and other metal and non-metal surfaces and uneven surfaces.
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#9 Top Pick
Surface Roughness Comparator Set, Standard Roughness Gauge Blocks, 30 Sample Blocks 0.05-12.5Mm, High Precision Calibration Tool, for Turning Milling Grinding Quality Control
Brand: Generic
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- ăPrecision Quality Control Aidă Featuring micron-level standard scales, this kit facilitates quality acceptance and process control in fields such as mechanical machining, mold manufacturing, and precision hardware production, allowing for a quick determination of whether a surface meets or process specifications.
- ăComprehensive Coverage of Six Machining Typesă Integrates sample blocks for the most common machining processesâturning, milling, grinding, and polishing. The 30-piece assortment satisfies the majority of surface roughness comparison needs within a typical machine shop.
- ăDurable, Wear-Resistant Materială Constructed from high-quality carbon structural steel, these blocks resist deformation under repeated use, ensuring long-term reference accuracy and making them suitable for frequent application in factory settings.
- ăRapid Visual Assessmentă Simply compare the workpiece surface against the sample blocks (via visual inspection, tactile feel, or magnifying glass). No complex instrumentation is required; you can directly compare the sample block to the workpiece to quickly determine compliance, thereby boosting inspection efficiency and reducing losses associated with defects and rework.
- ăPortable Storage & Easy Managementă The notebook-style packaging facilitates convenient storage and portability, ensuring the kit is readily accessible wherever neededâwhether at a workshop workstation, next to a piece of equipment, or within a laboratory.
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#10 Top Pick
Surface Roughness Gauges, Handheld Surface Roughness Tester Meter, Digital Surface Gauge, Ra/Rz/Rq/Rt/Rp/Rv/Rc Parameters, for Metal/Plastic Surface Measurement
Brand: Generic
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- <0.016N) for reliable results on metal and plastic surfaces.
- High-Definition Digital Surface Gauge Display: Clear digital screen enables instant reading of core parameters (Ra, Rz), eliminating analog scale interpretation to enhance detection efficiency and precision for handheld surface roughness testing.
- Multi-Parameter & Multi-Sampling Handheld Tester: Measures 7 key roughness parameters (Ra/Rz/Rq/Rt/Rp/Rv/Rc) with 3 sampling lengths (0.25/0.80/2.50mm), adapting to fine or rough surfaces on metal/plastic materials.
- Portable Surface Roughness Meter Design: Ultra-lightweight (220g) and compact for pocket storage, ideal for field work. Built-in rechargeable lithium-ion battery prevents frequent replacements, ensuring long-lasting mobile operation.
- Ready-to-Use Digital Surface Gauge Kit: Complete standard set includes the roughness meter main unit, enabling immediate professional metal/plastic surface measurement right out of the box.
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