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150-300mm Metric Outside Micrometer Set - 3203 Series (Insize)
| Range (mm) | 150-300 |
| Setting Ring | 11 |
| Extension Rod | 150mm |
| No Measuring Heads | 4 |
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Description
The 150-300 mm Outside Micrometer Set from Insize 3203 Series delivers precise external measurements for large parts, fixtures, and assemblies. Built for professionals and serious hobbyists alike, its 0.01 mm graduation and carbide measuring faces provide repeatable, durable readings in demanding workshop conditions.
- Large 150–300 mm range: Read external dimensions of larger parts in a single tool with 0.01 mm graduations for precise, repeatable readings.
- Carbide measuring faces: Deliver longer tool life and durability in busy shop environments, resisting wear to maintain accuracy over time.
- Ergonomic, set-up friendly design: Features an ergonomic thimble and smooth ratchet stop for consistent pressure and quick, accurate readings; includes setting standards for fast calibration (except 0–25 mm).
Designed for reliable performance across a wide range of industrial and mechanical tasks, this micrometer helps you read measurements in millimeters with ease, reduce rework from measurement errors, and maintain consistent tolerances across multiple jobs. The combination of a robust construction, precise graduations, and user-friendly handling makes it a dependable core tool for any workshop.
Part Numbers
- Protool Part Number
- 3203-3006A
- 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: Metric Outside Micrometers Set - 3203 Series (Insize)
View full collection →You are viewing 3203-3006A. Click any other SKU to view its full details.
| Product SKU | Range (mm) | Price | Stock | Order |
|---|---|---|---|---|
| 3203-753A | 0-75 | £100.66 | 4-5 days | |
| 3203-3012A | 0-300 | £831.03 | 4-5 days | |
| 3203-1004A | 0-100 | £127.41 | 4-5 days | |
| 3203-1506A | 0-150 | £236.45 | 4-5 days | |
| 3203-3006A Viewing | 150-300 | £569.32 | 4-5 days |
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