# Bosch HSS-AlTiN Step Drill Bit – 666442

> Price comparison in United Kingdom (GBP). Lowest price right now: **£41.95** at Tooled Up plus £5.95 delivery, in stock. 2 offers from 1 shop, prices from £41.95 to £41.95. Checked 2026-10-09T08:56:25Z.

## Product
- Brand: Bosch Professional
- Category: [Home & garden](https://pricuro.com/uk/home-garden.md) > [Tools](https://pricuro.com/uk/home-garden/tools.md)
- EAN/GTIN: 3165140666442
- Page: https://pricuro.com/uk/p/bosch-hss-altin-step-drill-bit-666442-521938
- Image: https://pricuro.com/img/521938/800/bosch-hss-altin-step-drill-bit-666442.webp

## Offers (2, sorted by total price incl. delivery; used/refurbished last)

| # | Shop | Price | Delivery | Total | Availability | Condition | Buy |
|---|---|---|---|---|---|---|---|
| 1 | Tooled Up | £41.95 | £5.95 | £47.90 | in stock | new | https://pricuro.com/go/3017512 |
| 2 | My Tool Shed | £41.95 | £5.95 | £47.90 | in stock | new | https://pricuro.com/go/57981390 |

## Price history (lowest price per day in United Kingdom, tracked since 2026-10-03, 7 days)

- Lowest price today: £41.95
- Last 30 days: lowest £41.95, highest £41.95, average £41.95
- All-time low on Pricuro: £41.95 (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 | £41.95 |
| 2026-10-04 | £41.95 |
| 2026-10-05 | £41.95 |
| 2026-10-06 | £41.95 |
| 2026-10-07 | £41.95 |
| 2026-10-08 | £41.95 |
| 2026-10-09 | £41.95 |

## Specifications


Description (from a shop): The Bosch HSS-AlTiN Step Drill Bit in the 4mm–12mm range is the compact, versatile choice for precision work on thinner materials, ideal for smaller-diameter holes and deburring tasks in sheet steel, sheet plastic, non-ferrous metals, and stainless steel. Its stepped design means a single bit covers every size within the range, saving time and reducing tool changes. The split-point tip allows an easy start without pre-punching, while the CNC ground spiral flute ensures optimised chip removal and minimal vibration for consistent, even drilling. Axial and radial relief grinding delivers the highest cutting smoothness throughout. Built from HSS and coated with AlTiN, the bit offers maximum long…

## Other variants

- [Bosch HSS-AlTiN Step Drill Bit – 666480](https://pricuro.com/uk/p/bosch-hss-altin-step-drill-bit-666480-521939.md) – from £163.95
- [Bosch HSS-TiN Step Drill Bit](https://pricuro.com/uk/p/bosch-hss-tin-step-drill-bit-521851.md) – from £107.95
- [Bosch 3 Piece HSS-AlTiN Step Drill Bit Set](https://pricuro.com/uk/p/bosch-3-piece-hss-altin-step-drill-bit-set-521940.md) – from £166.95

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