Please log in here to access all benefits, including promotional discounts and faster checkouts.
OSG Flat Bottom Carbide Drill - Through Coolant 3xD - EGIAS Coated - 15.40mm
SKU:OSG-3334445
The OSG Flat Bottom Carbide Drill with Through Coolant is engineered for precise flat-bottom holes in steel and alloys, delivering reliable performance for demanding drilling tasks. Its 3xD length...
Read more ↓
Material Compatibility
P
M
K
N
H
Specifications at a glance
View all specifications ↓
| Drill Diameter | 15.40 |
| Flute Length | 69 |
| Overall Length | 115 |
| Shank Diameter | 16 |
£476.03
Prices shown ex. VAT
In Stock— only 1 left
Free delivery over £50 ex VAT
Secure checkout
14-day returns
30+ years expertise
Pay in 3 interest-free instalments. No extra cost if paid on time. 18+ only.
Learn more about Klarna
Learn more about Klarna
Description
The OSG Flat Bottom Carbide Drill with Through Coolant is engineered for precise flat-bottom holes in steel and alloys, delivering reliable performance for demanding drilling tasks. Its 3xD length, through-coolant design, and the EGIAS coating combine to boost depth, cooling, and wear resistance for long-lasting accuracy.
- Diameter: 15.40 mm
- Drill Type: Flat bottom carbide drill
- Through-Coolant: Yes, supports efficient chip evacuation and cooling
- Length-to-Diameter: 3xD for greater drilling depth
- Coating: EGIAS coating for enhanced wear resistance
- Material: Carbide construction for high-speed performance in steel and alloys
The combination of a flat-bottom geometry, robust carbide substrate, and advanced coating ensures clean hole geometry, improved tool life, and reliable performance in challenging drilling tasks. Ideal for machinists who require accuracy, durability, and consistent results in demanding applications.
Part Numbers
- Protool Part Number
- OSG-3334445
- Brand
- OSG
- Category
- Drill
No downloads are attached to this product yet.
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
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.
Ask our technical team about this tool
Full Range: OSG Flat Bottom Carbide Drills - Through Coolant 3xD - EGIAS Coated
View full collection →You are viewing OSG-3334445. Click any other SKU to view its full details.
| Product SKU | Drill Diameter | Flute Length | Overall Length | Shank Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|
| OSG-3334300 | 3.00 | 16 | 55 | 4 | £99.22 | In Stock | |
| OSG-3334301 | 3.03 | 16 | 55 | 4 | £106.80 | In Stock | |
| OSG-3334302 | 3.10 | 16 | 55 | 4 | £106.80 | In Stock | |
| OSG-3334303 | 3.15 | 16 | 55 | 4 | £106.80 | In Stock | |
| OSG-3334304 | 3.20 | 16 | 55 | 4 | £106.80 | In Stock | |
| OSG-3334305 | 3.30 | 16 | 55 | 4 | £106.80 | In Stock | |
| OSG-3334306 | 3.40 | 17 | 55 | 4 | £106.80 | In Stock | |
| OSG-3334307 | 3.50 | 17 | 55 | 4 | £106.80 | In Stock | |
| OSG-3334308 | 3.53 | 17 | 55 | 4 | £112.49 | In Stock | |
| OSG-3334309 | 3.60 | 17 | 55 | 4 | £112.49 | In Stock | |
| OSG-3334310 | 3.66 | 17 | 55 | 4 | £112.49 | In Stock | |
| OSG-3334311 | 3.68 | 17 | 55 | 4 | £112.49 | In Stock | |
| OSG-3334312 | 3.70 | 17 | 55 | 4 | £112.49 | In Stock | |
| OSG-3334313 | 3.80 | 20 | 60 | 4 | £112.49 | In Stock | |
| OSG-3334314 | 3.90 | 20 | 60 | 4 | £112.49 | In Stock | |
| OSG-3334315 | 4.00 | 20 | 60 | 4 | £112.49 | In Stock | |
| OSG-3334316 | 4.03 | 22 | 60 | 6 | £120.39 | In Stock | |
| OSG-3334317 | 4.10 | 22 | 60 | 6 | £120.39 | In Stock | |
| OSG-3334318 | 4.20 | 22 | 60 | 6 | £120.39 | In Stock | |
| OSG-3334319 | 4.30 | 22 | 60 | 6 | £120.39 | In Stock | |
| OSG-3334320 | 4.40 | 22 | 60 | 6 | £120.39 | In Stock | |
| OSG-3334321 | 4.50 | 22 | 60 | 6 | £120.39 | In Stock | |
| OSG-3334322 | 4.53 | 21 | 60 | 6 | £129.03 | In Stock | |
| OSG-3334323 | 4.60 | 21 | 60 | 6 | £129.03 | In Stock | |
| OSG-3334324 | 4.62 | 21 | 60 | 6 | £129.03 | In Stock | |
| OSG-3334325 | 4.64 | 21 | 60 | 6 | £129.03 | In Stock | |
| OSG-3334326 | 4.70 | 21 | 60 | 6 | £129.03 | In Stock | |
| OSG-3334327 | 4.80 | 24 | 65 | 6 | £129.03 | In Stock | |
| OSG-3334328 | 4.90 | 24 | 65 | 6 | £129.03 | In Stock | |
| OSG-3334329 | 5.00 | 24 | 65 | 6 | £129.03 | In Stock | |
| OSG-3334330 | 5.03 | 24 | 65 | 6 | £136.25 | In Stock | |
| OSG-3334331 | 5.10 | 24 | 65 | 6 | £136.25 | In Stock | |
| OSG-3334332 | 5.20 | 24 | 65 | 6 | £136.25 | In Stock | |
| OSG-3334333 | 5.30 | 24 | 65 | 6 | £136.25 | In Stock | |
| OSG-3334334 | 5.40 | 27 | 65 | 6 | £136.25 | In Stock | |
| OSG-3334335 | 5.50 | 27 | 65 | 6 | £136.25 | In Stock | |
| OSG-3334336 | 5.52 | 27 | 65 | 6 | £142.77 | In Stock | |
| OSG-3334337 | 5.54 | 27 | 65 | 6 | £142.77 | In Stock | |
| OSG-3334338 | 5.60 | 27 | 65 | 6 | £142.77 | In Stock | |
| OSG-3334339 | 5.70 | 27 | 65 | 6 | £142.77 | In Stock | |
| OSG-3334340 | 5.80 | 27 | 65 | 6 | £142.77 | In Stock | |
| OSG-3334341 | 5.90 | 27 | 65 | 6 | £142.77 | In Stock | |
| OSG-3334342 | 6.00 | 27 | 65 | 6 | £142.77 | In Stock | |
| OSG-3334343 | 6.03 | 30 | 70 | 8 | £142.77 | In Stock | |
| OSG-3334344 | 6.10 | 30 | 70 | 8 | £142.77 | In Stock | |
| OSG-3334345 | 6.20 | 31 | 70 | 8 | £142.77 | In Stock | |
| OSG-3334346 | 6.30 | 31 | 70 | 8 | £142.77 | In Stock | |
| OSG-3334347 | 6.40 | 31 | 70 | 8 | £142.77 | In Stock | |
| OSG-3334348 | 6.50 | 31 | 70 | 8 | £142.77 | In Stock | |
| OSG-3334349 | 6.53 | 31 | 70 | 8 | £151.68 | In Stock | |
| OSG-3334350 | 6.60 | 31 | 70 | 8 | £151.68 | In Stock | |
| OSG-3334351 | 6.70 | 31 | 70 | 8 | £151.68 | In Stock | |
| OSG-3334352 | 6.80 | 31 | 70 | 8 | £151.68 | In Stock | |
| OSG-3334353 | 6.90 | 31 | 70 | 8 | £151.68 | In Stock | |
| OSG-3334354 | 7.00 | 31 | 70 | 8 | £151.68 | In Stock | |
| OSG-3334355 | 7.03 | 31 | 70 | 8 | £160.78 | In Stock | |
| OSG-3334356 | 7.10 | 35 | 75 | 8 | £160.78 | In Stock | |
| OSG-3334357 | 7.20 | 35 | 75 | 8 | £160.78 | In Stock | |
| OSG-3334358 | 7.30 | 35 | 75 | 8 | £160.78 | In Stock | |
| OSG-3334359 | 7.40 | 35 | 75 | 8 | £160.78 | In Stock | |
| OSG-3334360 | 7.50 | 35 | 75 | 8 | £160.78 | In Stock | |
| OSG-3334361 | 7.60 | 35 | 75 | 8 | £169.58 | In Stock | |
| OSG-3334362 | 7.70 | 35 | 75 | 8 | £169.58 | In Stock | |
| OSG-3334363 | 7.80 | 35 | 75 | 8 | £169.58 | In Stock | |
| OSG-3334364 | 7.90 | 35 | 75 | 8 | £169.58 | In Stock | |
| OSG-3334365 | 8.00 | 35 | 75 | 8 | £169.58 | In Stock | |
| OSG-3334366 | 8.03 | 39 | 80 | 10 | £178.56 | In Stock | |
| OSG-3334367 | 8.10 | 39 | 80 | 10 | £178.56 | In Stock | |
| OSG-3334368 | 8.20 | 39 | 80 | 10 | £178.56 | In Stock | |
| OSG-3334369 | 8.30 | 39 | 80 | 10 | £178.56 | In Stock | |
| OSG-3334370 | 8.40 | 39 | 80 | 10 | £178.56 | In Stock | |
| OSG-3334371 | 8.50 | 39 | 80 | 10 | £178.56 | In Stock | |
| OSG-3334372 | 8.53 | 39 | 80 | 10 | £187.18 | In Stock | |
| OSG-3334373 | 8.60 | 39 | 80 | 10 | £187.18 | In Stock | |
| OSG-3334374 | 8.70 | 39 | 80 | 10 | £187.18 | In Stock | |
| OSG-3334375 | 8.80 | 39 | 80 | 10 | £187.18 | In Stock | |
| OSG-3334376 | 8.90 | 39 | 80 | 10 | £187.18 | In Stock | |
| OSG-3334377 | 9.00 | 39 | 80 | 10 | £187.18 | In Stock | |
| OSG-3334378 | 9.03 | 39 | 80 | 10 | £195.89 | In Stock | |
| OSG-3334379 | 9.10 | 43 | 85 | 10 | £195.89 | In Stock | |
| OSG-3334380 | 9.20 | 43 | 85 | 10 | £195.89 | In Stock | |
| OSG-3334381 | 9.30 | 43 | 85 | 10 | £195.89 | In Stock | |
| OSG-3334382 | 9.40 | 43 | 85 | 10 | £195.89 | In Stock | |
| OSG-3334383 | 9.50 | 43 | 85 | 10 | £195.89 | In Stock | |
| OSG-3334384 | 9.60 | 43 | 85 | 10 | £204.99 | In Stock | |
| OSG-3334385 | 9.70 | 43 | 85 | 10 | £204.99 | In Stock | |
| OSG-3334386 | 9.80 | 43 | 85 | 10 | £204.99 | In Stock | |
| OSG-3334387 | 9.90 | 43 | 85 | 10 | £204.99 | In Stock | |
| OSG-3334388 | 10.00 | 43 | 85 | 10 | £204.99 | In Stock | |
| OSG-3334389 | 10.03 | 47 | 90 | 12 | £213.63 | In Stock | |
| OSG-3334390 | 10.10 | 47 | 90 | 12 | £213.63 | In Stock | |
| OSG-3334391 | 10.20 | 47 | 90 | 12 | £213.63 | In Stock | |
| OSG-3334392 | 10.30 | 47 | 90 | 12 | £213.63 | In Stock | |
| OSG-3334393 | 10.40 | 47 | 90 | 12 | £213.63 | In Stock | |
| OSG-3334394 | 10.50 | 47 | 90 | 12 | £213.63 | In Stock | |
| OSG-3334395 | 10.60 | 47 | 90 | 12 | £222.33 | In Stock | |
| OSG-3334396 | 10.70 | 47 | 90 | 12 | £222.33 | In Stock | |
| OSG-3334397 | 10.80 | 47 | 90 | 12 | £222.33 | In Stock | |
| OSG-3334398 | 10.90 | 47 | 90 | 12 | £222.33 | In Stock | |
| OSG-3334399 | 11.00 | 47 | 90 | 12 | £222.33 | In Stock | |
| OSG-3334400 | 11.03 | 47 | 90 | 12 | £231.41 | In Stock | |
| OSG-3334401 | 11.10 | 51 | 95 | 12 | £231.41 | In Stock | |
| OSG-3334402 | 11.20 | 51 | 95 | 12 | £231.41 | In Stock | |
| OSG-3334403 | 11.30 | 51 | 95 | 12 | £231.41 | In Stock | |
| OSG-3334404 | 11.40 | 51 | 95 | 12 | £231.41 | In Stock | |
| OSG-3334405 | 11.50 | 51 | 95 | 12 | £231.41 | In Stock | |
| OSG-3334406 | 11.60 | 51 | 95 | 12 | £240.50 | In Stock | |
| OSG-3334407 | 11.70 | 51 | 95 | 12 | £240.50 | In Stock | |
| OSG-3334408 | 11.80 | 51 | 95 | 12 | £240.50 | In Stock | |
| OSG-3334409 | 11.90 | 51 | 95 | 12 | £240.50 | In Stock | |
| OSG-3334410 | 12.00 | 51 | 95 | 12 | £240.50 | In Stock | |
| OSG-3334411 | 12.03 | 57 | 100 | 14 | £278.18 | In Stock | |
| OSG-3334412 | 12.10 | 57 | 100 | 14 | £278.18 | In Stock | |
| OSG-3334413 | 12.20 | 57 | 100 | 14 | £278.18 | In Stock | |
| OSG-3334414 | 12.30 | 57 | 100 | 14 | £278.18 | In Stock | |
| OSG-3334415 | 12.40 | 57 | 100 | 14 | £278.18 | In Stock | |
| OSG-3334416 | 12.50 | 57 | 100 | 14 | £278.18 | In Stock | |
| OSG-3334417 | 12.60 | 57 | 100 | 14 | £279.69 | In Stock | |
| OSG-3334418 | 12.70 | 57 | 100 | 14 | £279.69 | In Stock | |
| OSG-3334419 | 12.80 | 57 | 100 | 14 | £279.69 | In Stock | |
| OSG-3334420 | 12.90 | 57 | 100 | 14 | £279.69 | In Stock | |
| OSG-3334421 | 13.00 | 57 | 100 | 14 | £279.69 | In Stock | |
| OSG-3334422 | 13.10 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334423 | 13.20 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334424 | 13.30 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334425 | 13.40 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334426 | 13.50 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334427 | 13.60 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334428 | 13.70 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334429 | 13.80 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334430 | 13.90 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334431 | 14.00 | 61 | 105 | 14 | £339.70 | In Stock | |
| OSG-3334432 | 14.10 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334433 | 14.20 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334434 | 14.30 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334435 | 14.40 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334436 | 14.50 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334437 | 14.60 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334438 | 14.70 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334439 | 14.80 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334440 | 14.90 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334441 | 15.00 | 65 | 110 | 16 | £420.01 | In Stock | |
| OSG-3334442 | 15.10 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334443 | 15.20 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334444 | 15.30 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334445 Viewing | 15.40 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334446 | 15.50 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334447 | 15.60 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334448 | 15.70 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334449 | 15.80 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334450 | 15.90 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334451 | 16.00 | 69 | 115 | 16 | £476.03 | In Stock | |
| OSG-3334452 | 16.50 | 75 | 125 | 18 | £653.01 | In Stock | |
| OSG-3334453 | 17.00 | 75 | 125 | 18 | £653.01 | In Stock | |
| OSG-3334454 | 17.50 | 79 | 130 | 18 | £674.04 | In Stock | |
| OSG-3334455 | 18.00 | 79 | 130 | 18 | £674.04 | In Stock | |
| OSG-3334456 | 18.50 | 85 | 135 | 20 | £737.31 | In Stock | |
| OSG-3334457 | 19.00 | 85 | 135 | 20 | £737.31 | In Stock | |
| OSG-3334458 | 19.50 | 89 | 140 | 20 | £838.41 | In Stock | |
| OSG-3334459 | 20.00 | 89 | 140 | 20 | £838.41 | In Stock |
No products match your filters.
