This digital groove measuring caliper is a professional precision instrument designed specifically for accurate external diameter and groove dimension measurement on workpiece surfaces. Featuring flat measuring points, a glass fixed grid measuring system, and data output capability, it delivers stable, repeatable results in demanding metalworking and inspection environments.
Built from hardened stainless steel with IP54 waterproof protection, this caliper is engineered for durability, accuracy, and consistent performance across a wide range of industrial applications.
Designed for external diameter and groove dimension measurement
Flat point design ensures stable contact and precise readings
Resolution of 0.01 mm / 0.0005 inch
Accuracy up to ±0.03 mm for dependable results
Hardened stainless steel main scale and measuring jaws
Corrosion-resistant and suitable for long-term professional use
High-quality capacitive grid transducer
Stable performance with high measurement accuracy
Fast, easy-to-read measurements
No over-speed measurement error
Knurled locking screw for secure positioning and easy reading
Zero-setting at any position
Instant metric / inch measurement system conversion
Reduces battery consumption and extends service life
Enables efficient measurement recording and data transfer for analysis
Resistant to dust and water splashes
Suitable for workshop and industrial environments
External groove diameter measurement
Groove dimension measurement on workpiece surfaces
Product Type: Digital Groove Measuring Caliper
Material: Hardened Stainless Steel
0–150 mm
0–200 mm
0–300 mm
Resolution: 0.01 mm / 0.0005 inch
Accuracy: ±0.03 mm
Measurement Type: External groove measurement
Transducer Type: Capacitive grid transducer
Grid Type: Glass fixed grid
Display: Digital LCD
Data Output: Yes
Protection Rating: IP54 waterproof
Groove dimension measurement
External diameter inspection
Metalworking and machining
Precision inspection and quality control
Industrial and workshop measurement tasks