Ragged Pocket-size Surface Roughness Tester

Features
Pocket-size unit with economical price, widely used in production lines, workshops and labs.
Wide measuring range suitable for most materials, and applicable for flat, outer cylinder and sloping surface
Ragged design device with a long lifetime, while keeping the accurate and reliable data results
Both Ra and Rz measurement range
All calculated measurement results shown on its LCD back-lit display hardly after tested
Indicator and alarm for low battery, out-of-limit values and dysfunction
Chargeable Li battery and improvement of the circuits function.
Improvement and Protection for sensor to secure the high accuracy and good stability.
Conforms to ISO and DIN