| Specification | Details |
|---|---|
| Brand | INSIZE |
| Model | 3290-255A |
| Product Type | V-Anvil Micrometer |
| Measuring Range | 5–25 mm |
| Graduation | 0.01 mm |
| Accuracy | 4 µm |
| Flutes | 5 |
| V-Anvil Angle | 108° |
| Measuring Faces | Carbide |
| Thimble Type | Ratchet Stop |
The INSIZE 3290-255A V-Anvil Micrometer is a precision mechanical measuring instrument designed for accurate outside-diameter measurement of odd-fluted cutting tools and components, including taps, reamers, and end mills. It provides a 5–25 mm measuring range, 0.01 mm graduation, and 4 µm accuracy. The 3290-255A features a 5-flute V-anvil configuration with a 108° angle, allowing suitable 5-flute cutting tools to be positioned between the measuring faces for accurate dimensional inspection. It also features carbide measuring faces and a ratchet stop for durable contact and controlled measuring force.
Key Features
1. 5–25mm Measuring Range
The 3290-255A provides a 5–25 mm measuring range, making it suitable for measuring the outside diameter of compatible cutting tools and other components within its capacity.
2. 5-Flute V-Anvil Configuration
The micrometer is specifically configured with 5 flutes and a 108° V-anvil angle, providing suitable contact geometry for measuring compatible 5-flute cutting tools.
3. 0.01mm Graduation & 4µm Accuracy
The 3290-255A provides 0.01 mm graduation and 4 µm accuracy, supporting detailed dimensional inspection in machining and tool-room applications.
4. Carbide Measuring Faces
The micrometer incorporates carbide measuring faces, providing durable contact surfaces for repeated measurement of suitable cutting tools and components.
5. Ratchet Stop for Consistent Measurement
The ratchet stop helps control measuring pressure during operation, supporting consistent and repeatable readings when inspecting multiple cutting tools.
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