| Specification | Details |
|---|---|
| Brand | INSIZE |
| Model | 3507-50B |
| Product Type | Digital Indicating Micrometer |
| Measuring Range | 25–50 mm |
| Micrometer Head Graduation | 0.002 mm |
| Micrometer Head Accuracy | 3 µm |
| Digital Indicator Range | ±0.04 mm |
| Digital Indicator Resolution | 0.2 µm |
| Digital Indicator Accuracy | ±1 µm |
| Repeatability | 0.3 µm |
| Measuring Stroke | 3 mm |
The INSIZE 3507-50B Digital Indicating Micrometer is a precision measuring instrument designed for accurate outside-dimension inspection of components within a 25–50 mm measuring range. It combines a fine 0.002 mm micrometer head graduation with a 0.2 µm digital indicator resolution, providing detailed measurement indication for machining, manufacturing, quality control, and engineering applications. The instrument features built-in Bluetooth and USB data output, allowing measurement results to be transferred to compatible digital systems. Its 3 µm micrometer-head accuracy, ±1 µm digital-indicator accuracy, 0.3 µm repeatability, carbide measuring faces, absolute encoder, and IP54 protection make it suitable for professional precision measurement workflows.
Key Features
1. 25–50mm Measuring Range
The 3507-50B provides a 25–50 mm measuring range, making it suitable for measuring shafts, cylindrical components, precision-machined parts, and other outside dimensions within this range.
2. Fine 0.002mm Micrometer Graduation
The micrometer head provides 0.002 mm graduation with 3 µm accuracy, while the integrated digital indicator offers 0.2 µm resolution for sensitive dimensional indication.
3. High-Resolution Digital Indicator
The digital indicator provides a ±0.04 mm measuring range, 0.2 µm resolution, ±1 µm accuracy, and 0.3 µm repeatability, supporting detailed inspection and comparison measurements.
4. Bluetooth & USB Data Output
Built-in Bluetooth allows measurement data to be transmitted wirelessly to compatible devices, while USB connectivity provides an additional data-output option. This is useful for digital quality-control and measurement-recording workflows.
5. Durable Precision Measuring Design
The 3507-50B features carbide measuring faces, an absolute encoder, IP54 protection, rechargeable battery operation, and digital/analog reading. These features make it suitable for repeated use in professional inspection environments.
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