# Irwin Extension Bar for 10mm - 25mm Auger Drill Bits

> Price comparison in United Kingdom (GBP). Lowest price right now: **£34.38** at Tesco Stores, in stock. 3 offers from 2 shops, prices from £34.38 to £35.95. Checked 2026-10-11T05:21:38Z.

## Product
- Brand: IRWIN®
- Category: [Home & garden](https://pricuro.com/uk/home-garden.md) > [Tools](https://pricuro.com/uk/home-garden/tools.md)
- EAN/GTIN: 5709131134732
- Manufacturer part number: 10502789
- Page: https://pricuro.com/uk/p/irwin-extension-bar-for-10mm-25mm-auger-drill-bits-944054
- Image: https://pricuro.com/img/944054/800/irwin-extension-bar-for-10mm-25mm-auger-drill-bits.webp

## Offers (3, sorted by total price incl. delivery; used/refurbished last)

| # | Shop | Price | Delivery | Total | Availability | Condition | Buy |
|---|---|---|---|---|---|---|---|
| 1 | Tesco Stores | £34.38 | see shop | – | in stock | new | https://pricuro.com/go/6344885 |
| 2 | Tooled Up | £35.95 | £5.95 | £41.90 | in stock | new | https://pricuro.com/go/3051259 |
| 3 | My Tool Shed | £35.95 | £5.95 | £41.90 | in stock | new | https://pricuro.com/go/57985275 |

## Price history (lowest price per day in United Kingdom, tracked since 2026-10-03, 9 days)

- Lowest price today: £34.38
- Last 30 days: lowest £34.38, highest £34.38, average £34.38
- All-time low on Pricuro: £34.38 (2026-10-03)
- Note: the history is still short, so it does not yet show whether today's price is a good one.

| Date | Lowest price |
|---|---|
| 2026-10-03 | £34.38 |
| 2026-10-04 | £34.38 |
| 2026-10-05 | £34.38 |
| 2026-10-06 | £34.38 |
| 2026-10-07 | £34.38 |
| 2026-10-08 | £34.38 |
| 2026-10-09 | £34.38 |
| 2026-10-10 | £34.38 |
| 2026-10-11 | £34.38 |

## Specifications


Description (from a shop): The Irwin Extension Bar is designed to extend the reach of auger drill bits from 10mm to 25mm diameter, making it ideal for drilling through deep joists, thick beams and other applications where standard bit length is insufficient. This professional-grade extension delivers 450mm of additional working length, allowing tradespeople to tackle deep drilling tasks without requiring specialised long-pattern bits. The hex shank design ensures a secure, slip-free connection in the drill chuck, maintaining drilling accuracy even under load. This positive drive engagement is essential for auger bit applications where torque transmission must be reliable throughout extended drilling operations. The ex…

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Source: Pricuro (https://pricuro.com), an independent price comparison for United Kingdom. Canonical page: https://pricuro.com/uk/p/irwin-extension-bar-for-10mm-25mm-auger-drill-bits-944054
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