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Dormer Pramet A321 10.50 mm HSS ST/BR TRI-FLAT SHANK INTERMEDIATE LENGTH MECHANICS DRILL
| Type | Intermediate Drill |
| Drill Diameter | 10.50 |
| Flute Length | 75 |
| Overall Length | 115 |
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Description
The Dormer Pramet A321 10.50 mm HSS ST/BR Tri-Flat Shank Intermediate Length Mechanics Drill is a dependable high-speed steel drill built for strength, durability, and precision. Designed for versatile use, it handles a range of materials with consistent performance, making it a reliable choice for everyday drilling tasks.
- Tri-flat shank for secure chuck grip: The tri-flat design locks firmly in drill chucks, reducing slipping and maintaining accurate hole alignment batch after batch.
- Intermediate length for versatility: Balances rigidity with reach, delivering dependable control for general‑purpose drilling across various depths and materials.
- Polished finish for smoother operation: Reduces friction and enhances chip evacuation, promoting cleaner holes and smoother tool action in steels and non‑ferrous metals.
With its combination of secure grip, balanced length, and smooth cutting action, this A321 drill supports efficient workflows, consistent results, and reduced downtime on a wide range of projects—from engineering prototypes to production tasks. It’s a trusted option for professionals and hobbyists who require reliable performance and steady reliability in everyday drilling work.
Part Numbers
- Protool Part Number
- DOR-A32110.5
- Brand
- Dormer Pramet
- Category
- Drill
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: Dormer Pramet A321 HSS ST/BR TRI-FLAT SHANK INTERMEDIATE LENGTH MECHANICS DRILLS
View full collection →You are viewing DOR-A32110.5. Click any other SKU to view its full details.
| Product SKU | Drill Diameter | Flute Length | Overall Length | Shank Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|
| DOR-A3213.0 | 3.00 | 37 | 64 | 3 | £1.16 | 2 days | |
| DOR-A3213.3 | 3.30 | 40 | 67 | 3.3 | £1.19 | 2 days | |
| DOR-A3213.4 | 3.40 | 40 | 67 | 3.4 | £1.35 | 2 days | |
| DOR-A3213.5 | 3.50 | 40 | 67 | 3.5 | £1.40 | 2 days | |
| DOR-A3214.0 | 4.00 | 47 | 74 | 4 | £1.47 | 2 days | |
| DOR-A3214.1 | 4.10 | 47 | 74 | 4.1 | £1.64 | 2 days | |
| DOR-A3214.2 | 4.20 | 47 | 74 | 4.2 | £1.55 | 2 days | |
| DOR-A3214.3 | 4.30 | 47 | 74 | 4.3 | £1.84 | 2 days | |
| DOR-A3214.5 | 4.50 | 49 | 77 | 4.5 | £1.76 | 2 days | |
| DOR-A3214.9 | 4.90 | 50 | 80 | 4.9 | £1.87 | 2 days | |
| DOR-A3215.0 | 5.00 | 50 | 80 | 5 | £1.84 | 2 days | |
| DOR-A3215.1 | 5.10 | 50 | 80 | 5.1 | £2.10 | 2 days | |
| DOR-A3215.3 | 5.30 | 52 | 84 | 5.3 | £2.17 | 2 days | |
| DOR-A3215.5 | 5.50 | 52 | 84 | 5.5 | £2.45 | 2 days | |
| DOR-A3216.0 | 6.00 | 52 | 90 | 6 | £2.40 | 2 days | |
| DOR-A3216.3 | 6.30 | 52 | 90 | 6.3 | £2.81 | 2 days | |
| DOR-A3216.5 | 6.50 | 55 | 93 | 6.5 | £2.98 | 2 days | |
| DOR-A3216.8 | 6.80 | 59 | 97 | 6.8 | £3.22 | 2 days | |
| DOR-A3217.0 | 7.00 | 59 | 97 | 7 | £3.40 | 2 days | |
| DOR-A3217.3 | 7.30 | 62 | 100 | 7.3 | £3.62 | 2 days | |
| DOR-A3217.5 | 7.50 | 62 | 100 | 7.5 | £3.62 | 2 days | |
| DOR-A3218.0 | 8.00 | 67 | 105 | 8 | £4.00 | 2 days | |
| DOR-A3218.5 | 8.50 | 68 | 107 | 8.5 | £4.56 | 2 days | |
| DOR-A3219.0 | 9.00 | 70 | 108 | 9 | £5.29 | 2 days | |
| DOR-A3219.5 | 9.50 | 70 | 110 | 9.5 | £5.75 | 2 days | |
| DOR-A32110.0 | 10.00 | 74 | 113 | 10 | £6.29 | 2 days | |
| DOR-A32110.3 | 10.30 | 74 | 113 | 10.3 | £8.33 | 2 days | |
| DOR-A32110.5 Viewing | 10.50 | 75 | 115 | 10.5 | £8.10 | 2 days | |
| DOR-A32111.0 | 11.00 | 77 | 117 | 11 | £9.33 | 2 days | |
| DOR-A32111.5 | 11.50 | 79 | 120 | 11.5 | £9.94 | 2 days | |
| DOR-A32112.0 | 12.00 | 85 | 126 | 12 | £10.84 | 2 days | |
| DOR-A32112.5 | 12.50 | 88 | 130 | 12.5 | £11.80 | 2 days | |
| DOR-A32113.0 | 13.00 | 88 | 130 | 13 | £12.83 | 2 days |
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