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Robert Charles Deburring Tools Through Hole - Zero Flute - Imperial 82° - 5/16 Head Diameter
| Head Diameter | 5/16 |
| Shank Diameter | 1/4 |
| Overall Length | 1.3/4 |
| Shank Length | 1.1/4 |
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Description
The Robert Charles Deburring Tools Through Hole – Zero Flute – Imperial 82° – 5/16 Head Diameter is a purpose-built deburring tool designed for fast, accurate finishing of through holes. Its 82° imperial head geometry and compact 5/16" head diameter deliver clean chamfers and smooth deburred edges that help parts assemble reliably in machine shops, fabrication shops, and assembly lines.
Manufactured from M35 HSS-E with cobalt, this tool offers exceptional wear resistance, strong heat tolerance, and extended tool life in demanding production environments.
- 82° Imperial head geometry: Delivers precise chamfers and clean deburring specifically tailored for through holes, ensuring consistent edge quality across parts.
- Zero-flute design: Minimizes contact with the work surface for fast, chatter-free cutting and smooth edge finish in a single pass.
- M35 HSS-E with cobalt: Combines high wear resistance with excellent heat tolerance, delivering longer tool life and dependable performance in demanding metals.
This tool helps you streamline deburring workflows: faster edge finishing, fewer reworks due to inconsistent holes, and reliable results across batches. The robust construction and precise geometry mean predictable performance from first cut to last, enhancing throughput and overall part quality without sacrificing accuracy.
Part Numbers
- Protool Part Number
- 5890-5/16-82
- Brand
- Robert Charles
- Category
- Countersinks
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
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: Robert Charles Deburring Tools Through Hole - Zero Flute - Imperial 90°
View full collection →You are viewing 5890-5/16-82. Click any other SKU to view its full details.
| Product SKU | Head Diameter | Shank Diameter | Overall Length | Shank Length | Inclusive Angle | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| 5890-1/4-90 | 1/4 | 3/16 | 1.3/4 | 1.3/8 | 90 | £25.28 | 2-3 days | |
| 5890-5/16-90 | 5/16 | 1/4 | 1.3/4 | 1.1/4 | 90 | £26.86 | 2-3 days | |
| 5890-3/8-90 | 3/8 | 1/4 | 1.3/4 | 1.1/4 | 90 | £27.65 | 2-3 days | |
| 5890-1/2-90 | 1/2 | 5/16 | 1.7/8 | 1.1/4 | 90 | £32.39 | 2-3 days | |
| 5890-5/8-90 | 5/8 | 3/8 | 2.1/4 | 1.3/8 | 90 | £41.87 | 2-3 days | |
| 5890-3/4-90 | 3/4 | 3/8 | 2.1/4 | 1.1/2 | 90 | £53.72 | 2-3 days | |
| 5890-1-90 | 1 | 3/8 | 2.3/4 | 1.1/4 | 90 | £72.68 | 2-3 days | |
| 5890-1.1/4-90 | 1.1/4 | 1/2 | 3.1/4 | 1.1/2 | 90 | £159.58 | 2-3 days | |
| 5890-1/4-60 | 1/4 | 3/16 | 1.3/4 | 1.3/8 | 60 | £36.34 | 2-3 days | |
| 5890-5/16-60 | 5/16 | 1/4 | 1.3/4 | 1.1/4 | 60 | £38.71 | 2-3 days | |
| 5890-3/8-60 | 3/8 | 1/4 | 1.3/4 | 1.1/4 | 60 | £39.50 | 2-3 days | |
| 5890-1/2-60 | 1/2 | 5/16 | 1.7/8 | 1.1/4 | 60 | £45.03 | 2-3 days | |
| 5890-5/8-60 | 5/8 | 3/8 | 2.1/4 | 1.3/8 | 60 | £55.30 | 2-3 days | |
| 5890-3/4-60 | 3/4 | 3/8 | 2.1/4 | 1.1/2 | 60 | £67.94 | 2-3 days | |
| 5890-1-60 | 1 | 3/8 | 2.3/4 | 1.1/4 | 60 | £95.59 | 2-3 days | |
| 5890-1.1/4-60 | 1.1/4 | 1/2 | 3.1/4 | 1.1/2 | 60 | £208.56 | 2-3 days | |
| 5890-1/4-82 | 1/4 | 3/16 | 1.3/4 | 1.3/8 | 82 | £36.34 | 2-3 days | |
| 5890-5/16-82 Viewing | 5/16 | 1/4 | 1.3/4 | 1.1/4 | 82 | £38.71 | 2-3 days | |
| 5890-3/8-82 | 3/8 | 1/4 | 1.3/4 | 1.1/4 | 82 | £39.50 | 2-3 days | |
| 5890-1/2-82 | 1/2 | 5/16 | 1.7/8 | 1.1/4 | 82 | £45.03 | 2-3 days | |
| 5890-5/8-82 | 5/8 | 3/8 | 2.1/4 | 1.3/8 | 82 | £55.30 | 2-3 days | |
| 5890-3/4-82 | 3/4 | 3/8 | 2.1/4 | 1.1/2 | 82 | £67.94 | 2-3 days | |
| 5890-1-82 | 1 | 3/8 | 2.3/4 | 1.1/4 | 82 | £95.59 | 2-3 days | |
| 5890-1.1/4-82 | 1.1/4 | 1/2 | 3.1/4 | 1.1/2 | 82 | £208.56 | 2-3 days | |
| 5890-1/4-100 | 1/4 | 3/16 | 1.3/4 | 1.3/8 | 100 | £36.34 | 2-3 days | |
| 5890-5/16-100 | 5/16 | 1/4 | 1.3/4 | 1.1/4 | 100 | £38.71 | 2-3 days | |
| 5890-3/8-100 | 3/8 | 1/4 | 1.3/4 | 1.1/4 | 100 | £39.50 | 2-3 days | |
| 5890-1/2-100 | 1/2 | 5/16 | 1.7/8 | 1.1/4 | 100 | £45.03 | 2-3 days | |
| 5890-5/8-100 | 5/8 | 3/8 | 2.1/4 | 1.3/8 | 100 | £55.30 | 2-3 days | |
| 5890-3/4-100 | 3/4 | 3/8 | 2.1/4 | 1.1/2 | 100 | £67.94 | 2-3 days | |
| 5890-1-100 | 1 | 3/8 | 2.3/4 | 1.1/4 | 100 | £95.59 | 2-3 days | |
| 5890-1.1/4-100 | 1.1/4 | 1/2 | 3.1/4 | 1.1/2 | 100 | £208.56 | 2-3 days | |
| 5890-1/4-120 | 1/4 | 3/16 | 1.3/4 | 1.3/8 | 120 | £45.82 | 2-3 days | |
| 5890-5/16-120 | 5/16 | 1/4 | 1.3/4 | 1.1/4 | 120 | £47.40 | 2-3 days | |
| 5890-3/8-120 | 3/8 | 1/4 | 1.3/4 | 1.1/4 | 120 | £48.19 | 2-3 days | |
| 5890-1/2-120 | 1/2 | 5/16 | 1.7/8 | 1.1/4 | 120 | £53.72 | 2-3 days | |
| 5890-5/8-120 | 5/8 | 3/8 | 2.1/4 | 1.3/8 | 120 | £64.78 | 2-3 days | |
| 5890-3/4-120 | 3/4 | 3/8 | 2.1/4 | 1.1/2 | 120 | £76.63 | 2-3 days | |
| 5890-1-120 | 1 | 3/8 | 2.3/4 | 1.1/4 | 120 | £105.07 | 2-3 days | |
| 5890-1.1/4-120 | 1.1/4 | 1/2 | 3.1/4 | 1.1/2 | 120 | £227.52 | 2-3 days |
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