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OSG Solid Carbide Step Drill 3xD - Solid - EGIAS Coated - 3.3X6 (M4X0.7)
| Drill Diameter | 3.3X6 (M4X0.7) |
| Flute Length | 12 & 16 |
| Overall Length | 66 |
| Shank Diameter | 6 |
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Description
The OSG Solid Carbide Step Drill features a 3xD length and a solid carbide body, delivering precision holes with repeatable results across metals, plastics, and composites. Coated with EGIAS, it offers enhanced wear resistance and longer tool life for demanding drilling tasks.
- Multi-depth step geometry: Drills clean holes at multiple diameters with a single tool, reducing setup time and tool changes.
- Solid carbide construction: Delivers rigidity and precision, maintaining hole size and finish even in tough materials.
- EGIAS coating for wear resistance: Lowers friction and heat, extending tool life and keeping edges sharp for longer cuts.
With its durable carbide core and wear-resistant coating, this step drill helps you streamline your workflow by delivering consistent hole quality with fewer passes, reducing cycle times and downtime. Built for professionals, it provides reliable performance from initial prototypes to repeated production runs, helping you achieve precise, repeatable results every time.
Part Numbers
- Protool Part Number
- OSG-EP0201144
- Brand
- OSG
- Category
- Drill
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
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: OSG Solid Carbide Step Drill 3xD - Solid - EGIAS Coated
View full collection →You are viewing OSG-EP0201144. Click any other SKU to view its full details.
| Product SKU | Drill Diameter | Flute Length | Overall Length | Shank Diameter | Coated | Coolant | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| OSG-EP0201138 | 2.5X6 (M3X0.5) | 9 & 13 | 66 | 6 | Coated | NO | £90.62 | 1-2 days | |
| OSG-EP0201144 Viewing | 3.3X6 (M4X0.7) | 12 & 16 | 66 | 6 | Coated | NO | £90.62 | 1-2 days | |
| OSG-EP0201149 | 4.2X6 (M5X0.8) | 15 & 18 | 66 | 6 | Coated | NO | £90.62 | 1-2 days | |
| OSG-EP0201155 | 5X8 (M6X1) | 18 & 23 | 79 | 8 | Coated | NO | £113.27 | 1-2 days | |
| OSG-EP0201161 | 6.8X10 (M8X1.25) | 24 & 29 | 89 | 10 | Coated | NO | £155.77 | 1-2 days | |
| OSG-EP0201169 | 8.5X12 (M10X1.5) | 30 & 35 | 89 | 12 | Coated | NO | £212.40 | 1-2 days | |
| OSG-EP0201179 | 10.2X14 (M12X1.75) | 36 & 341 | 112 | 14 | Coated | NO | £305.86 | 1-2 days | |
| OSG-EP0202144 | 3.3X6 (M4X0.7) | 12 & 16 | 66 | 6 | Coated | YES | £116.12 | 1-2 days | |
| OSG-EP0202149 | 4.2X6 (M5X0.8) | 15 & 18 | 66 | 6 | Coated | YES | £116.12 | 1-2 days | |
| OSG-EP0202155 | 5X8 (M6X1) | 18 & 23 | 79 | 8 | Coated | YES | £144.98 | 1-2 days | |
| OSG-EP0202161 | 6.8X10 (M8X1.25) | 24 & 29 | 89 | 10 | Coated | YES | £199.39 | 1-2 days | |
| OSG-EP0202169 | 8.5X12 (M10X1.5) | 30 & 35 | 89 | 12 | Coated | YES | £271.86 | 1-2 days | |
| OSG-EP0202179 | 10.2X14 (M12X1.75) | 36 & 41 | 112 | 14 | Coated | YES | £391.52 | 1-2 days |
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