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175-200 7-8" IP65 Digital Outside Micrometer - 3101 Series (Insize)
| Range (mm) | 175-200 |
| Range (Inch) | 7-8 |
| Setting Ring | 75mm (included) |
| Extension Rod | 150mm |
| l | 209.5 |
| a | 12 |
Learn more about Klarna
The 175-200 7-8" IP65 Digital Outside Micrometer from Insize is a rugged, water-resistant tool designed for precise external measurements in challenging environments. Built to withstand coolant, oil, and wash-downs, it delivers fast, repeatable readings with a clear digital display. It’s a reliable choice for machinists, inspectors, and workshop professionals who need accurate results without downtime.
With carbide measuring faces for extended durability, a built-in ratchet for consistent measuring pressure, and a spherical anvil for versatile contact, this micrometer stays accurate and repeatable project after project. It also supports data output with optional accessories for seamless data capture, and setting standards are included for quick setup across common ranges (except 0-25 mm / 0-1").
- IP65 waterproof design: Protects the electronics and measuring surfaces from water, coolant, and dust, enabling reliable use in wet workshops and on production floors.
- High-resolution digital readout: 0.001 mm / 0.00005" resolution with mm/inch conversion for fast, precise readings and easy data sharing.
- Durable carbide faces with ratchet and spherical anvil: Delivers wear-resistant performance and repeatable measurements across a range of part geometries, with versatile contact for real-world applications.
This micrometer streamlines your workflow by delivering quick, dependable measurements in demanding environments, reducing parallax errors with a clear display, and enabling straightforward data capture through optional accessories. The combination of rugged construction, precise readings, and flexible data options helps you improve inspection efficiency, minimize rework, and consistently hit tolerance targets across the shop floor.
| Range (mm) | 175-200 |
| Range (Inch) | 7-8 |
| Setting Ring | 75mm (included) |
| Extension Rod | 150mm |
| l | 209.5 |
| a | 12 |
| No Measuring Heads | 4 |
| No Setting Rings | 2 |
| b | 107 |
| c | 5.5 |
| Accuracy | ±0.004mm |
| Resolution | 0.001mm/0.00005 |
| Read Out | Digital |
| IP Rating | IP65 |
| mm or Inch | mm|inch |
| Data Output | Yes |
| Individual or Set | Individual |
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: IP65 Digital Outside Micrometers - 3101 Series (Insize)
View full collection →You are viewing 3101-200A. Click any other SKU to view its full details.
| Product SKU | Range (mm) | Range (Inch) | Accuracy | Price | Stock | Order |
|---|---|---|---|---|---|---|
| 3101-25A | 0-25 | 0-1 | ±0.002mm | £156.10 | 4-5 days | |
| 3101-50A | 25-50 | 1-2 | ±0.002mm | £199.72 | 4-5 days | |
| 3101-75A | 50-75 | 2-3 | ±0.003mm | £218.09 | 4-5 days | |
| 3101-100A | 75-100 | 3-4 | ±0.003mm | £243.34 | 4-5 days | |
| 3101-125A | 100-125 | 4-5 | ±0.003mm | £285.81 | 4-5 days | |
| 3101-150A | 125-150 | 5-6 | ±0.003mm | £297.29 | 4-5 days | |
| 3101-175A | 150-175 | 6-7 | ±0.004mm | £311.06 | 4-5 days | |
| 3101-200A Viewing | 175-200 | 7-8 | ±0.004mm | £337.46 | 4-5 days | |
| 3101-225A | 200-225 | 8-9 | ±0.005mm | £366.16 | 4-5 days | |
| 3101-275A | 250-275 | 10-11 | ±0.006mm | £412.07 | 4-5 days | |
| 3101-250A | 225-250 | 9-10 | ±0.005mm | £392.56 | 4-5 days | |
| 3101-300A | 275-300 | 11-12 | ±0.006mm | £457.98 | 4-5 days |
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