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0-300mm / 0-12" Digital Caliper Standard Model with Thumb Roller - 1108 Series (Insize)
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The 1108 Digital Vernier Caliper from Insize is the best-selling choice for machinists and workshop professionals who need fast, accurate inside and outside measurements with a clear digital readout.
- Measurement range: 0–300 mm (0–12 in) to cover common part sizes in manufacturing and inspection.
- Jaws: Precision inside and outside measuring jaws for accurately capturing internal dimensions and external diameters.
- Thumb roller option: Available with or without a thumb roller for fine adjustment or rapid measurement workflows.
- Material: Durable stainless steel construction designed to withstand routine shop wear and-tool life.
- Resolution: 0.01 mm / 0.0005 in for tight tolerances and repeatable readings.
- Controls: Simple button functions—on/off, zero, and mm/inch conversion—for quick setup and readability.
- Power and data: Automatic power on/off with a CR2032 battery; optional SPC data output cable for seamless data capture (7302-SPC5A).
The 1108 delivers consistent, high-precision measurements in everyday tasks—from verifying bore depths and shaft diameters to checking step features—while the stainless steel body resists wear in busy machine shops. The digital display eliminates guesswork and speeds up inspection cycles, and the optional data output supports quality-control records and reporting. This caliper is an ideal companion for toolmakers, manufacturers, and serious hobbyists who demand durable, accurate measurements with easy data integration.
| Range (mm) | 0-300 |
| Range (Inch) | 0-12 |
| A | 25 |
| B | 20.5 |
| C | 17 |
| Accuracy | ±0.03mm |
| Resolution | 0.01mm/0.0005 |
| Read Out | Digital |
| Data Output | Yes |
| Thumb Roller | Yes |
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.
