Mitutoyo Surftest SJ-220 Portable Surface Roughness Tester (Series 178)
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Compact & Portable: Lightweight, hand-held design engineered for effortless on-site measurement.
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User-Friendly Interface: Features an intuitive color graphic LCD with touch screen support.
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Versatile Drive Options: Available in Standard, Retractable (R-Type), and Transverse Tracing (S-Type) drive units.
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Global Compliance: Complies with international standards including ISO, JIS, ASME, and VDA.
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Wireless Data Transfer: Compatible with optional U-WAVE-TIB wireless transmitters for smart connectivity.
Note: All SJ-220 sets standardly include one default detector matching the machine spec. Choose “None” if you only need the standard package, or select an extra detector above to add a spare/specialized probe to your order.
The Mitutoyo Surftest SJ-220 (Series 178) is a compact, portable surface roughness tester built for precision on-site inspections.
Featuring a bright color graphic LCD, flexible drive unit options (Standard, Retractable, and Transverse), and multi-standard compliance (ISO, JIS, ASME, VDA), it delivers fast, reliable roughness data with seamless software and wireless export capabilities.

| Model No. | 178-741-11 (Standard, 0.75mN, 60°), 178-742-11 (Standard, 4mN, 90°), 178-743-11 (Retractable, 0.75mN, 60°), 178-744-11 (Retractable, 4mN, 90°), 178-745-11 (Transverse, 0.75mN, 60°), 178-746-11 (Transverse, 4mN, 90°) |
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| Optional Detector / Probe | None (Standard Detector Included), 178-296 (0.75 mN, 2μm / 60°), 178-390 (4 mN, 5μm / 90°) |











