Faithfull
Faithfull Outside Spring Caliper 100mm (4in) FAICALOUT4
Model FAICALOUT4
Best price
Where to buy
| Retailer | Price | Availability | Visit |
|---|---|---|---|
| Cheapestchecked 2 hours ago | £5.64 | In stock | Visit Blueperry agriculture (UK) (opens in a new tab) |
 checked 2 hours ago | £6.49£8.56 | In stock | Visit Tooled Up (opens in a new tab) |
 retailer's price from 16 Jul 2026 | £6.82 | In stock | Visit Blueperry Tool & Builders Merchants (UK) (opens in a new tab) |
Prices exclude delivery. We may earn a commission if you buy through these links, which never affects the ranking above — it is always cheapest first.
Price history
Full price historyToday's price is above the 53-day average and 5% above the lowest we have recorded, so it may be worth waiting.
About this product
The Faithfull Outside Spring Caliper in 100mm (4 inch) size offers an excellent balance between compact handling and versatile measuring capacity. This popular mid-range size is ideal for general workshop applications, engineering tasks, and woodturning projects where external diameter measurements are required on a variety of component sizes. Featuring polished natural steel finish legs made from flat stock, this caliper is carefully balanced to ensure comfortable, controlled operation. The treated points provide long-lasting accuracy, whilst the strong but flexible bow spring combined with a centrally located adjustment screw delivers the smooth, precise action essential for reliable measurements.
Features and Benefits
- :
- 100mm (4 inch) capacity suitable for general purpose measuring
- Polished natural steel construction for corrosion resistance
- Carefully balanced design for enhanced control
- Hardened, treated points maintain accuracy over time
- Centrally positioned adjustment screw enables fine incremental control
- Flexible bow spring provides consistent tension throughout use Specifications: Spring Type: External Size (mm): 100
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