Please log in here to access all benefits, including promotional discounts and faster checkouts.

0-25mm 0.01mm Graduation Outside Micrometer - 3210 Series (Insize)
| Range (mm) | 0-25 |
| Setting Ring | 287.5mm (optional) |
| l | 32 |
| a | 9 |
| b | 28 |
| Accuracy | ±0.004mm |
Learn more about Klarna
The Insize 3210 Outside Micrometer is a precision measuring instrument crafted for machinists, toolmakers, and quality-control professionals who work with small components. With a 0–25 mm measurement range and a refined 0.001 mm graduation, it delivers consistent, repeatable readings you can trust in daily shop-floor tasks.
- Range: 0–25 mm outside micrometer for compact, precise measurements on small parts
- Graduation: 0.001 mm (1 µm) increments to capture tiny dimensional differences
- Measuring faces: Carbide for excellent wear resistance and long-term stability
- Calibration setup: Supplied with setting standards for most sizes; this 0–25 mm version is not provided with setting standards
- Series: Part of the Insize 3210 high-precision micrometer family
This micrometer is designed to deliver dependable measurements in production and inspection workflows. The combination of a fine 0.001 mm graduation and carbide measuring faces minimizes wear and drift, helping you maintain accuracy over extended use. Its compact 0–25 mm range makes it ideal for checking small diameter shafts, pins, spacers, and other precision components, supporting tight tolerances without sacrificing speed. By prioritizing clear, measurable results over guesswork, the 3210 series micrometer helps you reduce rework and keep production on schedule.
| Range (mm) | 0-25 |
| Setting Ring | 287.5mm (optional) |
| l | 32 |
| a | 9 |
| b | 28 |
| Accuracy | ±0.004mm |
| Read Out | Analogue |
| mm or Inch | mm |
| Data Output | No |
| Individual or Set | Individual |
| Graduation | 0.01mm |
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.
Full Range: Graduation Outside Micrometer - 3210 Series (Insize)
View full collection →You are viewing 3210-25A. Click any other SKU to view its full details.
| Product SKU | Range (mm) | Accuracy | Price | Stock | Order |
|---|---|---|---|---|---|
| 3210-25A Viewing | 0-25 | ±0.004mm | £33.06 | 4-5 days | |
| 3210-50A | 25-50 | ±0.004mm | £36.73 | 4-5 days | |
| 3210-75A | 50-75 | ±0.005mm | £40.75 | 4-5 days | |
| 3210-100A | 75-100 | ±0.005mm | £45.57 | 4-5 days | |
| 3210-125A | 100-125 | ±0.006mm | £60.61 | 4-5 days | |
| 3210-150A | 125-150 | ±0.006mm | £68.75 | 4-5 days | |
| 3210-175A | 150-175 | ±0.007mm | £84.02 | 4-5 days | |
| 3210-200A | 175-200 | ±0.007mm | £90.79 | 4-5 days |
No products match your filters.


