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Dormer Pramet A321 4.30 mm HSS ST/BR TRI-FLAT SHANK INTERMEDIATE LENGTH MECHANICS DRILL
| Type | Intermediate Drill |
| Drill Diameter | 4.30 |
| Flute Length | 47 |
| Overall Length | 74 |
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Description
The Dormer Pramet A321 4.30 mm HSS ST/BR Tri-Flat Shank Intermediate Length Mechanics Drill is a versatile high-speed steel drill designed for strength, durability, and precision. With a 4.30 mm diameter and a tri-flat shank, it delivers a secure grip in drill chucks and minimizes slippage, while the intermediate length balances rigidity with reach for general-purpose drilling tasks.
- Tri-Flat shank for secure chuck grip: Ensures a firm, slip-free hold in the chuck, supporting precise hole placement and reliable performance during demanding drilling tasks.
- Intermediate length for rigidity and reach: Provides a balanced combination of stiffness and access, making it suitable for everyday drilling across a range of materials without excessive tool deflection.
- Polished finish for reduced friction and chip evacuation: Smooth surface minimizes heat and friction while promoting efficient chip removal, contributing to cleaner holes and longer tool life.
Designed for engineers, machinists, and hobbyists alike, this drill delivers dependable results across steels and non-ferrous metals. Its HSS construction, secure shank, and thoughtfully balanced length help streamline workflows, reduce downtime, and produce consistent, high-quality holes with each use.
Part Numbers
- Protool Part Number
- DOR-A3214.3
- 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-A3214.3. 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 Viewing | 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 | 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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