Best Surface Roughness Gauges Deals of Nov 2026

Updated November 10, 2026Our site contains affiliate links for which we may be compensated.
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Price Below Average

30Pcs Surface Roughness Comparators,Roughness Test Block Ra0.05-12.5mm Microfinish Comparator, Surface Finish Comparator Set for Lathe Machinery Manufactur Teach (30pcs Surface Roughness comparators)

【High-precision Measurement Ra0.05-12.5mm 】Surface roughness stand comparator come standard with 30 samples of different roughness levels, providing you with a wide range of choices to easily distinguish and compare different surface qualities to ensure that the product meets the highest standards
【Wide Range of Applications】It can measure the roughness of six processing methods (horizontal milling, vertical milling, turning, plain grinding, flat lapping, external grinding). Able to perform a variety of functions such as measurement of different types of surfaces, inspection of various textures, etc.
Stable and Durable】These standard kits are made of stable and durable made of 45 super carbon steel, not easy to deform and durable.Advanced technology, stable quality, complete grades and specifications, high hardness and good wear resistance. It has a protective oil film You can rest assured of long-term and repeated use to ensure accuracy and reliability
【Easy to Use】Clear comparison and differentiation table The model number of the standard set is clearly marked, and the sample blocks are arranged neatly and correspond one to one, making it easy to compare, observe and distinguish. Whether you are a professional engineer or a student, you can easily operate and compare to meet your needs
【what you will get】1 set 30 Specimens Surface Roughness Comparator Composite Pocket Set Gauge, Ra0.05-12.5mm Microfinish Comparator,and 1 handful Feeler Gauge Set Stainless Steel Thickness Gauge 32 Blades 0.04-0.88 mm (0.0015-0.035 Inch)Helping you with your surface roughness measurement, quality control and instrument calibrationand teaching projects
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GOYOJO GSR750 Surface Roughness Tester, High-Precision Digital Profilometer with 5 μm Diamond Stylus Inductive Sensor, Multi-Parameter Surface Finish Measurement for Engineering & Laboratory Use

Precise Multi-Parameter Profiling: GOYOJO Surface Roughness Gauge, offers the capability to measure Multiple surface roughness parameters, including Ra, Rz, Rq, Rt, Rp, Rv, R3z, R3y, Rz(JIS), Rs, Rsk, Rku, Rsm, and Rmr. This wide range of parameters makes it suitable for various industrial applications.
Diamond Stylus Inductive Sensor: High-precision inductive sensor with a 5 μm diamond-tipped stylus. Robust design and constant 4 mN contact force ensure stable, repeatable readings on metal or coated parts, even on fine features. Advanced RC/PC-RC/Gauss/D-P filters let you adapt measurements to any surface texture.
Long-Life Battery & Portability: Internal battery provides over 20 hours of continuous use, enabling full-day field or shop-floor inspection without recharging. Compact (6.02×2.17×1.85 in) handheld design and auto-sleep power-saving extend operation time.
User-Friendly Operation: Large backlit LCD shows live profile curves and all parameter values. Intuitive menu system, auto-calibration and auto-save ensure error-free results. Ideal for engineers, QC inspectors, and maintenance professionals.
Solve Critical Pain Points: Prevent costly rework by detecting roughness deviations early (e.g., bearing failures, gear wear). Replace manual inspections with ASTM-certified precision.
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Amtast

AMTAST Surface Roughness Meter Digital Surface Gauge Handheld Surface Roughness Tester Meter with 22 Parameters Portable Profilometer for Accurate Surface Measurement (Model AMT220)

𝐈𝐧𝐧𝐨𝐯𝐚𝐭𝐢𝐯𝐞 𝐃𝐞𝐬𝐢𝐠𝐧 – This advanced profilometer features a sleek mechatronic design inspired by “Transformers”. Its lightweight plastic shell ensures portability, making it easy to use and reliable for on-the-go measurements.
𝐇𝐢𝐠𝐡 𝐂𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐢𝐥𝐢𝐭𝐲 – Our roughness tester uses a DSP chip for swift control and data processing. It complies with international standards such as ISO, DIN, ANSI, and JIS, with low power consumption and optional accessories like sensors and mini printers for versatile applications.
𝐂𝐥𝐞𝐚𝐫 𝐃𝐢𝐬𝐩𝐥𝐚𝐲 – This surface profilometer boasts a 128 x 64 OLED matrix display that presents information in both numerical and graphical formats. The high-brightness screen minimizes glare, providing an intuitive way to view measurement and error alerts.
𝐄𝐱𝐭𝐞𝐧𝐝𝐞𝐝 𝐋𝐢𝐟𝐞 – With features like automatic sleep, shutdown, and energy-saving, this digital surface gauge can work continuously for over 20 hours, reminding users when it’s time to recharge, ensuring reliability on long projects.
𝐁𝐥𝐮𝐞𝐭𝐨𝐨𝐭𝐡 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐯𝐢𝐭𝐲 – This surface roughness meter includes Bluetooth capabilities for connecting to printers and Android devices. It also offers connections with computers, allowing for easy data transfer and printing for improved workflow.
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SUNNYSONG Professional Surface Roughness Tester with Detachable Drive Metal Surface Roughness Gauges KR310

1. A handheld instrument suitable for production site environment and mobile measurement needs, it can measure the surface roughness of many kinds of machine tool machined parts, can calculate the corresponding parameters according to the selected measurement conditions, and display all the measurement parameters and contour graphics on the monitor.
2. Simple operation, comprehensive functions, fast measurement, stable accuracy, easy to carry, can measure the main parameters of the new international standards, the full and strict implementation of international standards.
3. Can measure the workpiece range: plane, external surface, tapered surface, bore, groove, surface, etc. (special surface needs to be measured with applicable sensors)
4. Split design: composed of host, driver and sensor, can measure the roughness of the inner wall of pipes with an inner diameter greater than 40mm, with a delay line of 1m, which can be increased to 3m.
5. The roughness measuring head employs a high-precision inductive sensor with an integrated diamond stylus, delivering stable and accurate measurements. Equipped with standard calibration blocks featuring analog waveforms, it serves as a high-precision roughness measuring instrument.
6. If the instrument is running normally, we guarantee the replacement for 3 months and the warranty for two years (except for perishable and consumable items, such as sensors, cables, etc.), and lifetime service.
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GOYOJO Surface Roughness Gauge, Portable High Accuracy Roughness Tester - 4 Testing Parameters Ra/Rq 0.05~15.0μm Rz/Rt 0.1~50.0μm, with Standard Calibration Block and Bracket

4 TESTING PARAMETERS: Measure Ra, Rz, Rq, and Rt with precision, catering to a wide range of applications for reliable surface roughness data.
0.01μM PRECISION MEASURING: Offering an impressive indication accuracy of 0.01μm, the GOYOJO Surface Roughness Gauge covers a wide measuring range from 0.05 to 15.0μm for Ra and Rq, and 0.1 to 50.0μm for Rz and Rt.
VERSATILE MEASUREMENT: GOYOJO Surface Roughness Gauge adapts to various surfaces, including ex-circle, flat, conical, and grooved surfaces, even those larger than 80 x 30mm, making it a versatile choice for professionals.
HIGH-SPEED PROCESSING: Powered by a high-speed DSP processor, the Surface Roughness Tester delivers rapid data processing and calculations, ensuring fast measurement and computation speeds.
ENHANCED USER EXPERIENCE: GOYOJO Surface Roughness Gauge is thoughtfully designed for your convenience. Its wide temperature OLED display ensures exceptional brightness, making it suitable for a range of working conditions. Furthermore, benefit from the practicality of a long-lasting lithium-ion rechargeable battery, complete with a USB charging port.
UNLOCK PRECISION ACROSS INDUSTRIES: GOYOJO Surface Roughness Tester 0.01μm High Accuracy - Your Comprehensive Solution for Manufacturing, Engineering, Automotive, Aerospace, Electronics, Materials Research, and Medical Device Manufacturing. Elevate Your Quality Standards with Versatility and Precision.
WHAT YOU GET: Surface Roughness Tester Host *1, Standard Calibration Block *1, Bracket for Calibration Block *1, Power Charger *1, USB Charging Cable *1, User Manual *1, Instrument Case *1,
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$21 Savings

YUCHENGTECH Surface Roughness Standards Set 30Pcs Surface Roughness Comparators with 5X Magnifying Glass Surface Finish Comparator Ra0.05-12.5mm for Lathe Machinery Manufactur Teach

1. Highly Accurate Measurement: Surface roughness comparators come standard with 30 samples of different roughness grades (Ra0.05-12.5 mm), providing you with a wide range of choices to easily differentiate and compare different surface qualities and ensure that your products meet the highest standards.
2. Multiple Processing Methods: This surface roughness standards set can measure the roughness of six processing methods (Horizontal Milling, Vertical Milling, Turning, Plane Grinding, Flat Lapping, and External Grinding). Multiple functions can be realized, such as measuring different types of surfaces and detecting various textures.
3.Stable and Reliable: The surface finish comparator set is made of No.45 super carbon steel, which is stable and durable, not easy to deform, and has an oil film to protect it from rust, so you can rest assured of long-term repeated use to ensure accuracy and reliability.
4. Easy to Use: The standard kit is clearly labeled with the model number, and the specimen blocks correspond to each other in an orderly manner, so it is very simple to compare, check and identify. A 5X handheld magnifying glass is included to aid in identification. Whether you are a student or an experienced engineer, you can easily operate and compare to meet your needs.
5. Wide Application: Surface roughness standards set is not only suitable for surface roughness measurement, quality control and instrument calibration, but also an intuitive teaching aid for mechanical majors in higher education institutions, which can meet the needs of different industries and fields of various applications.
6. Warm Tips: When using the roughness test block, try to be in the same conditions as the inspected parts, including surface color and lighting conditions. No direct hand contact with the comparison sample block, strict anti-rust treatment to prevent rust and corrosion, and avoid touching scratches.
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GOYOJO SRG-1 Portable Surface Roughness Tester, Handheld Stylus Profilometer, 6mm Travel, Multi-Parameter Ra/Rz/Rq/Rt Measurement, 500 Data Storage, Aluminum Housing

High-Precision Surface Roughness Measurement – Accurately measures Ra, Rz, Rq, and Rt surface parameters with a measuring range of up to 10 μm (Ra/Rq) and 50 μm (Rz/Rt), making it ideal for machining, automotive parts, metal fabrication, and QA inspection.
Fast ARM Processor for High-Speed Calculation – Built with a low-power ARM processor that significantly boosts the sampling speed, data processing efficiency, and calculation accuracy for faster on-site evaluation.
0.016N Low-Force Stylus for Accurate Contact Measurement – Equipped with a 10 μm stylus tip and ultra-low static measuring force (≤0.016N) to ensure accurate, consistent readings without damaging the surface.
Portable & Lightweight – Compact 2.87 × 1.10 × 2.44 in design and 0.26 lb weight make it easy to carry around the workshop or job site.
Multiple Sampling Lengths & Evaluation Lengths – Offers 0.25 / 0.80 / 2.50 mm sampling lengths and 1.25 / 4.0 mm evaluation lengths adaptable to a wide range of materials and surface conditions.
500-Group Data Storage Capacity – Supports internal storage of up to 500 measurement records, allowing you to perform multiple tests and keep historical data organized for traceability and quality control.
Durable Aluminum Housing – Features a robust aluminum extrusion shell for enhanced durability, improved anti-interference performance, and long-term reliability in industrial environments.
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Amtast

AMTAST Surface Roughness Meter Digital Surface Gauge Handheld Surface Roughness Tester Meter with Color Mapping Portable Profilometer for Accurate Surface Measurement (Model AMT221)

𝐈𝐧𝐧𝐨𝐯𝐚𝐭𝐢𝐯𝐞 𝐃𝐞𝐬𝐢𝐠𝐧 – This advanced profilometer features a sleek mechatronic design inspired by “Transformers”. Its lightweight plastic shell ensures portability, making it easy to use and reliable for on-the-go measurements.
𝐒𝐦𝐚𝐫𝐭 𝐏𝐫𝐞𝐜𝐢𝐬𝐢𝐨𝐧 & 𝐂𝐨𝐥𝐨𝐫 𝐌𝐚𝐩𝐩𝐢𝐧𝐠 - Equipped with a DSP chip for high-speed processing and ultra-low power consumption, our roughness tester complies with ISO, DIN, ANSI, and JIS standards. Features color mapping to visualize surface roughness variations for intuitive analysis. Supports multiple accessories for versatile measurement applications.
𝐂𝐥𝐞𝐚𝐫 𝐃𝐢𝐬𝐩𝐥𝐚𝐲 – This surface profilometer boasts a 320 x 240 TFT display that presents information in both numerical and graphical formats. The high-brightness screen minimizes glare, providing an intuitive way to view measurement and error alerts.
𝐄𝐱𝐭𝐞𝐧𝐝𝐞𝐝 𝐋𝐢𝐟𝐞 – With features like automatic sleep, shutdown, and energy-saving, this digital surface gauge can work continuously for over 20 hours, reminding users when it’s time to recharge, ensuring reliability on long projects.
𝐃𝐚𝐭𝐚 𝐒𝐭𝐨𝐫𝐚𝐠𝐞 & 𝐎𝐮𝐭𝐩𝐮𝐭 - Surface roughness meter features large capacity storage for 100 groups of raw data and waveforms. The instrument connects to computers and printers for seamless data transfer, and supports full or customized parameter printing for efficient reporting and analysis.
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30 Specimens Surface Roughness Comparator Composite Pocket Set Gauge | Ra0.05-12.5mm Microfinish Comparator, Surface Finish Comparator Set for Lathe Machinery Manufacturing Teaching

High-precision Measurement: Surface roughness stand comparator come standard with 30 samples of different roughness levels, providing you with a wide range of choices to easily distinguish and compare different surface qualities to ensure that the product meets the highest standards
Various Processing Methods: It can measure the roughness of six processing methods (horizontal milling, vertical milling, turning, plain grinding, flat lapping, external grinding). Able to perform a variety of functions such as measurement of different types of surfaces, inspection of various textures, etc.
Easy to Use: The model number of the standard set is clearly marked, and the sample blocks are arranged neatly and correspond one to one, making it easy to compare, observe and distinguish. Whether you are a professional engineer or a student, you can easily operate and compare to meet your needs
Stable and Durable: Standard kits are made of stable and durable made of 45 super carbon steel, which is corrosion-resistant, not easy to deform and durable. It has a protective oil film to effectively prevent rust. You can rest assured of long-term and repeated use to ensure accuracy and reliability
Wide Range of Applications: Not only suitable for surface roughness measurement, quality control and instrument calibration, it is also a visual teaching aid for mechanical majors in colleges and universities, meeting various application needs in different industries and fields
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Our #1 Pick Today
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30Pcs Surface Roughness Comparators,Roughness Test Block Ra0.05-12.5mm Microfinish Comparator, Surface Finish Comparator Set for Lathe Machinery Manufactur Teach (30pcs Surface Roughness comparators)

【High-precision Measurement Ra0.05-12.5mm 】Surface roughness stand comparator come standard with 30 samples of different roughness levels, providing you with a wide range of choices to easily distinguish and compare different surface qualities to ensure that the product meets the highest standards
【Wide Range of Applications】It can measure the roughness of six processing methods (horizontal milling, vertical milling, turning, plain grinding, flat lapping, external grinding). Able to perform a variety of functions such as measurement of different types of surfaces, inspection of various textures, etc.
Stable and Durable】These standard kits are made of stable and durable made of 45 super carbon steel, not easy to deform and durable.Advanced technology, stable quality, complete grades and specifications, high hardness and good wear resistance. It has a protective oil film You can rest assured of long-term and repeated use to ensure accuracy and reliability
【Easy to Use】Clear comparison and differentiation table The model number of the standard set is clearly marked, and the sample blocks are arranged neatly and correspond one to one, making it easy to compare, observe and distinguish. Whether you are a professional engineer or a student, you can easily operate and compare to meet your needs
【what you will get】1 set 30 Specimens Surface Roughness Comparator Composite Pocket Set Gauge, Ra0.05-12.5mm Microfinish Comparator,and 1 handful Feeler Gauge Set Stainless Steel Thickness Gauge 32 Blades 0.04-0.88 mm (0.0015-0.035 Inch)Helping you with your surface roughness measurement, quality control and instrument calibrationand teaching projects
Details & specs
Check Price
on Amazon.com
Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Surface Roughness Gauges deals are available from: Amazon, starting from $108.29.

The biggest discount we found is 8% on 30Pcs Surface Roughness Comparators,Roughness Test Block Ra0.05-12.5mm Microfinish Comparator, Surface Finish Comparator Set for Lathe Machinery Manufactur Teach (30pcs Surface Roughness comparators) (30Pcs Surface Roughness Comparator) at Amazon.

The lowest price we found is $108.29 while the highest is $1,169.00. Prices for the best Surface Roughness Gauges deals average at $455.06.