Digital Portable Surface Roughness Tester For Shot Peening And Sandblast Depth Measuring 0 To 6.5 Mm Range DB20 SRT231 Pro Grade Easy Readout Auto Shutdown ASTM D4417 B Compliant Navy Industrial NDT Tool With Intuitive UI

Portable Surface Roughness Tester for 0-6.5 mm Depth
✔️ Single unit, Bluetooth option, 0-6.5 mm range, auto shutdown

This handheld, battery-powered instrument measures surface roughness depth directly, supporting shot peening and sandblast depth checks in naval and industrial settings. It delivers quick, straightforward readings and data export via Rs232 or Bluetooth.

✅ 0-6.5 mm depth range for measurement
✅ Direct measurement of surface peak-to-trough height
✅ ASTM D4417-B and US Navy NSI009-32 compliant methods
✅ Rs232 data communications for computer export
✅ Undervoltage alarm and maximum-value latch
✅ Bluetooth connectivity option available

💡 What is a portable surface roughness tester used for in manufacturing QA?

A handy tool for quick, reliable checks on surface finish during processing.

- 0-6.5 mm depth measurement
- Direct peak-to-trough height readings
- ASTM D4417-B compliant testing
- Data export via Rs232 or Bluetooth
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