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OSG Carbide Spotting & Chamfering Drill - Micro Grain - Uncoated - 142° - 3mm
| Drill Diameter | 3.00 |
| Flute Length | 8 |
| Overall Length | 35 |
| Shank Diameter | 3 |
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Description
The OSG Carbide Spotting & Chamfering Drill is a specialized carbide tool designed to start holes and form precise chamfers in a single operation. With a 3 mm diameter and a 142° chamfer angle, it’s built for reliable performance on a wide range of materials, from metal to plastics and composites.
Constructed from premium micro-grain carbide and left uncoated, this drill combines exceptional wear resistance with a long tool life. The obtuse 142° chamfer angle is optimized to produce consistent, clean edges, even on challenging workpieces, helping you achieve high-quality finishes with fewer finishing steps.
- Micro-grain carbide durability: Delivers outstanding wear resistance and extended tool life, so you can complete more jobs between replacements.
- Precise 142° chamfer angle: Enables clean, repeatable chamfers across a variety of materials, reducing the need for secondary finishing.
- Uncoated design for reliable results: Provides predictable performance across different materials and setup conditions, with fewer coating-related concerns.
This drill is a dependable choice for professional shops and hobbyists alike, helping you streamline setups, reduce downtime, and achieve consistent chamfered edges and accurate hole starts in a single pass.
Part Numbers
- Protool Part Number
- OSG-21420300
- 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.
