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0-25mm/0-1" Insize Digital Blade Micrometer (3532 Series (Insize)
| Range (mm) | 0-25 |
| Range (Inch) | 0-1 |
| Setting Ring | 287.5mm (optional) |
| l | 57 |
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Description
The Insize 3532 Digital Blade Micrometer is a precision instrument designed for measuring groove diameters on shafts and keyways with fast, repeatable readings. Built for machinists, toolmakers, and quality-control labs, it pairs a compact blade with a clear digital display for dependable performance in tight tolerances.
- Range: 0–25 mm / 0–1 in (with extended data-output versions up to 100 mm available).
- Resolution: 0.001 mm / 0.00005"
- Non-rotating spindle: prevents drift and ensures consistent measurements over repeated use.
- Digital display: easy-to-read LCD readout with seamless mm/in conversion.
- Controls: on/off, set (zero), mm/in, ABS/INC, and data output for flexible operation.
- Power: LR44 battery with automatic power-off to extend battery life.
- Measurement feel: ratchet stop provides steady, repeatable contact pressure for reliable results.
- Accessories: supplied with setting standards (except the 0–25 mm / 0–1 in range); optional data output cable CODE7302-SPC6 for data capture.
- Applications: ideal for accurately determining groove diameters on shafts and keyways in manufacturing and maintenance environments.
This digital blade micrometer translates precise tolerances into actionable data. The combination of a compact blade, a stable non-rotating spindle, and a bright, straightforward readout minimizes measurement ambiguity, helping you reduce rework and ensure consistent part fits. With metric/implied-inch conversion at your fingertips and optional data output for traceable records, it fits seamlessly into modern QC workflows, shop floors, and engineering labs where precision matters most.
Part Numbers
- Protool Part Number
- 3532-25A
- Brand
- Insize
- Category
- Measuring Tool
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
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: Insize Digital Blade Type B Micrometers (3532 Series (Insize)
View full collection →You are viewing 3532-25A. Click any other SKU to view its full details.
| Product SKU | Range (mm) | Range (Inch) | Accuracy | Price | Stock | Order |
|---|---|---|---|---|---|---|
| 3532-25A Viewing | 0-25 | 0-1 | ±0.004mm | £373.04 | 4-5 days | |
| 3532-50A | 25-50 | 1-2 | ±0.004mm | £397.15 | 4-5 days | |
| 3532-75A | 50-75 | 2-3 | ±0.005mm | £423.55 | 4-5 days | |
| 3532-100A | 75-100 | 3-4 | ±0.005mm | £449.95 | 4-5 days | |
| 3532-25BA | 0.25 | 0-1 | ±0.004mm | £373.04 | 4-5 days | |
| 3532-50BA | 25-50 | 1-2 | ±0.004mm | £397.15 | 4-5 days |
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