Touchstone 1™ Ultrasonic Thickness Gauge

Rugged, Reliable Metal Thickness Testing for Marine Use

The Touchstone 1™ is a compact, easy-to-use ultrasonic thickness gauge designed for accurate measurement of metal structures, even through paint or coatings. Built for harsh environments, it’s ideal for ship hulls, tanks, pipework, and offshore platforms, enabling engineers to monitor corrosion, assess integrity, and comply with classification society requirements—without grinding, stripping, or disassembly.

Whether you're conducting onboard maintenance, surveys, or dockside inspections, the Touchstone 1™ delivers fast, dependable results where it matters.

Key Features & Benefits

• Measures through paint/coatings: No surface prep required

• Single-handed operation: Lightweight and ergonomically designed

• Clear digital display: Fast readings with backlight for low-light use

• Versatile probe options: For flat, curved, or difficult-to-access surfaces

• Durable construction: Built to withstand tough marine environments

• Battery powered: Up to 200 hours of field use

• Simple calibration: Auto or manual zero for precise results

Marine & Offshore Applications

• Ship hull thickness checks

• Corrosion monitoring on ballast tanks and fuel lines

• Pipe wall measurement on deck or engine rooms

• Offshore platform and substructure inspections

• Maintenance and survey support for class compliance