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
The JBO Thread Mills for External Threads, part of the GFM series, are specialized tools designed for efficient and precise cutting of metric and metric fine external threads. Featuring a through coolant design, these thread mills ensure optimal chip evacuation, allowing for smooth and uninterrupted cutting operations. The through coolant feature helps maintain cool cutting conditions, reducing heat and prolonging tool life.

Click any SKU to view full product details, specifications and datasheets.
| Product SKU | Price | Stock | Order |
|---|---|---|---|
No products match your filters.
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