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Dormer Pramet C135 4.0mm HSS-E Flatted Shank 2 Flute Standard Length Slot Drill
| Cutter Diameter | 4 |
| Flute Length | 63 |
| Number of Flutes | 2 |
| Overall Length | 63 |
| Shank Diameter | 6 |
Learn more about Klarna
The Dormer Pramet C135 4.0mm HSS-E slot drill is a precise, robust tool designed for accurate slot milling in steel and copper alloys. Built for professionals who need dependable performance in shallow to mid-depth slots, it combines high-edge durability with thoughtful geometry for consistent results.
- Diameter: 4.0 mm
- Length of Cut: 11 mm
- Overall Length: 63 mm
- Reach / Neck Relief: 27 mm
- Shank: 6 mm Weldon shank with flatted surface for secure seating
- Shank Type: Flatted (flat) shank design
- Material: HSS-E cobalt-based steel
- Finish: Bright finish
- Helix: 30°
- Rake Angle: 12°
- Flutes: 2
- Application: Slot milling in free-machining steel and copper/copper alloys
- Standards: Dormer standard alignment
Designed for reliability in production settings, this 2-flute slot drill delivers clean, accurate slots with strong wear resistance thanks to its HSS-E cobalt-based composition. The 30° helix and 12° rake reduce built-up edge and promote smooth chip evacuation, while the flatted 6 mm Weldon shank ensures secure, repeatable seating in collets and holders. With an 11 mm cutting length and 27 mm neck relief, it provides practical reach for shallow to mid-depth slots without compromising rigidity. Ideal for machinists working with free-machining steel and copper alloys, it helps achieve precise slot geometry and consistent performance across jobs.
| Cutter Diameter | 4 |
| Flute Length | 63 |
| Number of Flutes | 2 |
| Overall Length | 63 |
| Shank Diameter | 6 |
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 C135 HSS-E Flatted Shank 2 Flute Standard Length Slot Drills
View full collection →You are viewing DOR-C1354.0. Click any other SKU to view its full details.
| Product SKU | Cutter Diameter | Flute Length | Number of Flutes | Overall Length | Shank Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| DOR-C1352.0 | 2 | 54 | 2 | 54 | 6 | £27.79 | 2 days | |
| DOR-C1353.0 | 3 | 56 | 2 | 56 | 6 | £26.28 | 2 days | |
| DOR-C1354.0 Viewing | 4 | 63 | 2 | 63 | 6 | £26.34 | 2 days | |
| DOR-C1355.0 | 5 | 68 | 2 | 68 | 6 | £26.05 | 2 days | |
| DOR-C1356.0 | 6 | 68 | 2 | 68 | 6 | £26.20 | 2 days | |
| DOR-C1358.0 | 8 | 88 | 2 | 88 | 10 | £33.20 | 2 days | |
| DOR-C13510.0 | 10 | 95 | 2 | 95 | 10 | £36.46 | 2 days | |
| DOR-C13512.0 | 12 | 110 | 2 | 110 | 12 | £43.00 | 2 days | |
| DOR-C13514.0 | 14 | 110 | 2 | 110 | 12 | £53.73 | 2 days | |
| DOR-C13516.0 | 16 | 123 | 2 | 123 | 16 | £64.45 | 2 days | |
| DOR-C13518.0 | 18 | 123 | 2 | 123 | 16 | £73.20 | 2 days | |
| DOR-C13520.0 | 20 | 141 | 2 | 141 | 20 | £85.62 | 2 days |
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