Dispatch Hours
Orders dispatched Monday to Friday between 8am and 5pm (4:30pm on Fridays).
- Mon – Thurs8:00 – 17:00
- Friday8:00 – 16:30
- Sat & SunClosed
BT40 End Mill Holders are designed to provide precise and reliable tool holding for high-speed machining applications. With a maximum speed rating of 20,000 RPM and a precision rating of G2.5, these holders ensure accurate tool positioning and consistent performance. They are crafted from high-quality materials to provide exceptional durability and stability during machining operations.

Click any SKU to view full product details, specifications and datasheets.
| Product SKU | Taper | Bore Size | Gauge Length | Form | Balance | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| OM31078 | BT40 | 6 | 50 | AD | G2.5@20000RPM | £27.51 | In Stock |
|
| OM31651 | BT40 | 6 | 50 | AD/B | G2.5@25000RPM | £40.14 | In Stock |
|
| OM31079 | BT40 | 6 | 100 | AD | G2.5@20000RPM | £33.23 | In Stock |
|
| OM31652 | BT40 | 6 | 100 | AD/B | G2.5@25000RPM | £46.03 | In Stock |
|
| OM31653 | BT40 | 6 | 160 | AD/B | G2.5@25000RPM | £60.20 | In Stock |
|
| OM31654 | BT40 | 6 | 200 | AD/B | G6.3@15000RPM | £135.00 | Next Day |
|
| OM31080 | BT40 | 8 | 50 | AD | G2.5@20000RPM | £27.51 | In Stock |
|
| OM31655 | BT40 | 8 | 50 | AD/B | G2.5@25000RPM | £40.14 | In Stock |
|
| OM31081 | BT40 | 8 | 100 | AD | G2.5@20000RPM | £33.23 | In Stock |
|
| OM31656 | BT40 | 8 | 100 | AD/B | G2.5@25000RPM | £46.03 | In Stock |
|
| OM31657 | BT40 | 8 | 160 | AD/B | G2.5@25000RPM | £60.20 | In Stock |
|
| OM31658 | BT40 | 8 | 200 | AD/B | G6.3@15000RPM | £125.00 | Next Day |
|
| OM31082 | BT40 | 10 | 63 | AD | G2.5@20000RPM | £27.51 | In Stock |
|
| OM31659 | BT40 | 10 | 63 | AD/B | G2.5@25000RPM | £40.14 | In Stock |
|
| OM31083 | BT40 | 10 | 100 | AD | G2.5@20000RPM | £33.23 | In Stock |
|
| OM31660 | BT40 | 10 | 100 | AD/B | G2.5@25000RPM | £46.03 | In Stock |
|
| OM31661 | BT40 | 10 | 160 | AD/B | G2.5@25000RPM | £60.20 | In Stock |
|
| OM31662 | BT40 | 10 | 200 | AD/B | G6.3@15000RPM | £125.00 | Next Day |
|
| OM31084 | BT40 | 12 | 63 | AD | G2.5@20000RPM | £27.51 | In Stock |
|
| OM31663 | BT40 | 12 | 63 | AD/B | G2.5@25000RPM | £40.14 | In Stock |
|
| OM31085 | BT40 | 12 | 100 | AD | G2.5@20000RPM | £33.23 | In Stock |
|
| OM31664 | BT40 | 12 | 100 | AD/B | G2.5@25000RPM | £46.03 | In Stock |
|
| OM31665 | BT40 | 12 | 160 | AD/B | G2.5@25000RPM | £60.20 | In Stock |
|
| OM31666 | BT40 | 12 | 200 | AD/B | G6.3@15000RPM | £125.00 | Next Day |
|
| OM31553 | BT40 | 14 | 63 | AD | G2.5@20000RPM | £33.23 | In Stock |
|
| OM31559 | BT40 | 14 | 100 | AD | G2.5@20000RPM | £36.68 | In Stock |
|
| OM31351 | BT40 | 16 | 35 | AD | G2.5@20000RPM | £44.10 | In Stock |
|
| OM31086 | BT40 | 16 | 63 | AD | G2.5@20000RPM | £27.51 | In Stock |
|
| OM31539 | BT40 | 16 | 63 | AD/B | G2.5@25000RPM | £40.14 | In Stock |
|
| OM31087 | BT40 | 16 | 100 | AD | G2.5@20000RPM | £33.23 | In Stock |
|
| OM31667 | BT40 | 16 | 100 | AD/B | G2.5@25000RPM | £46.03 | In Stock |
|
| OM30197 | BT40 | 16 | 160 | AD | G2.5@20000RPM | £56.38 | In Stock |
|
| OM31668 | BT40 | 16 | 160 | AD/B | G2.5@25000RPM | £63.74 | In Stock |
|
| OM30198 | BT40 | 16 | 200 | AD | G2.5@20000RPM | £116.63 | In Stock |
|
| OM31669 | BT40 | 16 | 200 | AD/B | G6.3@15000RPM | £125.00 | Next Day |
|
| OM31088 | BT40 | 18 | 63 | AD | G2.5@20000RPM | £33.23 | In Stock |
|
| OM30199 | BT40 | 18 | 100 | AD | G2.5@20000RPM | £37.71 | In Stock |
|
| OM30254 | BT40 | 18 | 160 | AD | G2.5@20000RPM | £58.31 | In Stock |
|
| OM31352 | BT40 | 20 | 35 | AD | G2.5@20000RPM | £44.10 | In Stock |
|
| OM31090 | BT40 | 20 | 63 | AD | G2.5@20000RPM | £27.51 | In Stock |
|
| OM31541 | BT40 | 20 | 63 | AD/B | G2.5@25000RPM | £40.14 | In Stock |
|
| OM31089 | BT40 | 20 | 100 | AD | G2.5@20000RPM | £33.23 | In Stock |
|
| OM31670 | BT40 | 20 | 100 | AD/B | G2.5@25000RPM | £46.03 | In Stock |
|
| OM30255 | BT40 | 20 | 160 | AD | G2.5@20000RPM | £56.38 | In Stock |
|
| OM31671 | BT40 | 20 | 160 | AD/B | G2.5@25000RPM | £63.74 | In Stock |
|
| OM30256 | BT40 | 20 | 200 | AD | G2.5@20000RPM | £120.13 | In Stock |
|
| OM31672 | BT40 | 20 | 200 | AD/B | G6.3@15000RPM | £125.00 | Next Day |
|
| OM31353 | BT40 | 25 | 35 | AD | G2.5@20000RPM | £44.10 | In Stock |
|
| OM31093 | BT40 | 25 | 70 | AD | G2.5@20000RPM | £27.51 | In Stock |
|
| OM31673 | BT40 | 25 | 70 | AD/B | G2.5@25000RPM | £40.14 | In Stock |
|
| OM31094 | BT40 | 25 | 90 | AD | G2.5@20000RPM | £27.51 | In Stock |
|
| OM31549 | BT40 | 25 | 100 | AD | G2.5@20000RPM | £27.51 | In Stock |
|
| OM31674 | BT40 | 25 | 100 | AD/B | G2.5@25000RPM | £46.03 | In Stock |
|
| OM31675 | BT40 | 25 | 160 | AD/B | G2.5@25000RPM | £63.74 | In Stock |
|
| OM30781 | BT40 | 25 | 200 | AD | G2.5@20000RPM | £115.68 | In Stock |
|
| OM31676 | BT40 | 25 | 200 | AD/B | G6.3@15000RPM | £130.00 | Next Day |
|
| OM31354 | BT40 | 32 | 65 | AD | G2.5@20000RPM | £44.10 | In Stock |
|
| OM31095 | BT40 | 32 | 100 | AD | G2.5@20000RPM | £28.34 | In Stock |
|
| OM31677 | BT40 | 32 | 100 | AD/B | G2.5@25000RPM | £46.03 | In Stock |
|
| OM31678 | BT40 | 32 | 160 | AD/B | G2.5@25000RPM | £69.65 | In Stock |
|
| OM31679 | BT40 | 32 | 200 | AD/B | G6.3@15000RPM | £140.00 | Next Day |
|
| OM31096 | BT40 | 40 | 120 | AD | G2.5@20000RPM | £42.49 | In Stock |
|
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Fast dispatch, clear delivery options and a friendly technical team on the end of the phone.
Orders dispatched Monday to Friday between 8am and 5pm (4:30pm on Fridays).
| Service | Cost |
|---|---|
| Royal Mail Tracked 24 | £5.90 |
| DPD Standard Next Day | £8.00 |
| Royal Mail Special Delivery by 1pm | £12.50 |
| DPD Saturday Delivery | £25.00 |
Saturday delivery available on orders placed before 4pm Friday. T&Cs and geographical exclusions apply (Republic of Ireland, Northern Ireland, Scottish Highlands, Channel Islands & others) — see our delivery page for full details.
If an item isn't right, sending it back is simple and hassle-free.
Read our returns policy →Our specialist team can advise on tooling choice, specifications and compatibility.
01732 887334 info@protool-ltd.co.uk