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Dormer Pramet A242 4.00 mm x 10.00 mm HSS-E METRIC 60DEG LONG SERIES CENTRE DRILL
| Type | Centre Drill |
| Drill Diameter | 4.00 |
| Overall Length | 100 |
| Shank Diameter | 10 |
| Substrate | HSS-E |
| Coated | No |
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The Dormer Pramet A242 is a 4.0 mm diameter, 10.0 mm long HSS‑E centre drill designed to create precise centre holes in shafts. Its long‑series geometry, combined with an 118° pilot and a 60° cone, delivers accurate starts and secure seating for reliable machining.
- Diameter: 4.0 mm
- Length: 10.0 mm long‑series design
- Geometry: 118° pilot with a 60° cone for clean, accurate centres
- Material: Premium HSS‑E for versatile drilling across metals
- Finish: Bright finish minimizes sticking of workpiece material to the cutting edge
- Double‑ended design: Two cutting ends extend tool life and productivity
- Applications: Ideal for creating centre holes on shafts to enable secure holding
- Materials compatibility: Suitable for steel, aluminium, and stainless steel
- Series: Long‑series centre drill for increased reach in hard‑to‑access areas
This centre drill supports efficient, accurate centering in a variety of machining tasks. The sharp 118° pilot and precise 60° cone promote clean, concentric holes, while the bright finish reduces material buildup on the cutting edge. The double‑ended design offers extended value, allowing you to swap ends as one wears. Built from premium HSS‑E, it handles multiple metals—from steel to stainless steel—making it a dependable choice for general turning, milling, and shaft centering applications where consistent alignment matters.
| Type | Centre Drill |
| Drill Diameter | 4.00 |
| Overall Length | 100 |
| Shank Diameter | 10 |
| Substrate | HSS-E |
| Coated | No |
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: Dormer Pramet A242 HSS-E METRIC 60DEG LONG SERIES CENTRE DRILLS
View full collection →You are viewing DOR-A2424.0X10.0. Click any other SKU to view its full details.
| Product SKU | Drill Diameter | Overall Length | Shank Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|
| DOR-A2421.0X4.0 | 1.00 | 100 | 4 | £12.45 | 2 days | |
| DOR-A2421.5X5.0 | 1.50 | 100 | 5 | £11.75 | 2 days | |
| DOR-A2422.0X6.0 | 2.00 | 100 | 6 | £13.32 | 2 days | |
| DOR-A2422.5X8.0 | 2.50 | 100 | 8 | £14.77 | 2 days | |
| DOR-A2423.0X10.0 | 3.00 | 100 | 10 | £18.88 | 2 days | |
| DOR-A2423.0X8.0 | 3.00 | 100 | 8 | £15.26 | 2 days | |
| DOR-A2424.0X10.0 Viewing | 4.00 | 100 | 10 | £25.03 | 2 days | |
| DOR-A2424.0X12.0 | 4.00 | 100 | 12 | £27.77 | 2 days | |
| DOR-A2425.0X12.0 | 5.00 | 100 | 12 | £35.39 | 2 days |
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