GOYOJO SRG-1 Portable Surface Roughness Tester, Handheld Stylus

• 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.
• Wide Operating Temperature Range – Designed for tough environments with a working temperature of -20°C to 40°C and humidity tolerance under 90%, ensuring stable and reliable performance in diverse industrial settings.

GOYOJO portable surface roughness tester is designed for professional on-site inspection, quality control, and machining verification. Using a precision stylus sensor and a fast ARM processor, it delivers rapid and accurate measurements of Ra, Rz, Rq, and Rt surface parameters. The rugged aluminum housing enhances durability, while the compact size make it ideal for field technicians, machinists, and manufacturers. With support for 500 stored data groups and multiple sampling lengths, this handheld profilometer is suitable for metals, plastics, automotive parts, molds, shafts, bearings, and other critical surfaces requiring precise roughness evaluation. Whether for incoming inspection, production line checks, or maintenance, it provides a reliable and efficient solution for everyday industrial use.

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• We ship within Three business days of payment, usually sooner.
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• We only ship to the lower 48 states, no APO/FPO addresses or PO Boxes allowed.
• Local pickups and combined shipping options are not provided at this time.

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