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Carmex Thread Mills Carbide Mini Type - MJ - MJ 5 x 0.8 - MT7
| Thread Form | MJ |
| Size | MJ 5 |
| Pitch | 0.8 |
| Diameter (D) | 3.9 |
| Flute Length (l) | 2.4 |
| Shank Diameter (d) | 6 |
Learn more about Klarna
Carmex Mini Type Thread Mills are precision carbide tools designed for high-speed thread milling in tight spaces. This MJ 5 x 0.8 MT7 version is built for deep-hole work and delivers reliable internal and external threading across a broad range of materials.
- Tool type and size: Mini-type carbide thread mill, MJ 5 x 0.8 with MT7 shank
- Coating and grade: MT7 sub-micron carbide with a TiAlN multi-layer coating (ISO K10–K20) for durability at elevated speeds
- Threading versatility: Produces both internal and external threads across a wide pitch range with a single tool
- Deep-hole capability: Through-flute coolant and spiral geometry enable effective threading in deep holes
- Flute design and count: Spiral flutes, 3–5 flutes for smooth cutting and shorter cycle times
- Cutting performance: Optimized for medium to high cutting speeds to maximize productivity
- Material tolerance: Capable of machining hardened materials up to 45 HRC
- Tool life: Special triple coating extends life, reducing tool changes and downtime
- Cutting forces: Short profile lowers cutting forces for improved stability and reduced risk of breakage
- Coolant through flutes: Internal coolant channels enhance cooling and chip evacuation in challenging features
Designed for engineers who demand reliable, accurate threads in a variety of materials and hole depths, this tool delivers consistent thread quality with minimal setup changes. Its deep-hole threading capability, combined with the ability to cut both internal and external threads, makes it a versatile addition to automotive, aerospace, hydraulic, and mold-manufacturing workflows. With a robust carbide construction and advanced coating, you can expect longer tool life, reduced cycle times, and dependable performance on demanding projects.
| Thread Form | MJ |
| Size | MJ 5 |
| Pitch | 0.8 |
| Diameter (D) | 3.9 |
| Flute Length (l) | 2.4 |
| Shank Diameter (d) | 6 |
| No of Flutes | 3 |
| Overall Length (L) | 58 |
| Thread Mill Style | Mini Type |
| Internal or External | Internal |
| Coating | MT7 |
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: Carmex Carbide Thread Mills - MJ Mini Type (MTS)
View full collection →You are viewing MTS06039C120.8MJMT8. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Flute Length | Reach | Shank Diameter | Overall Length | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| MTS03024C70.5MJMT8 | MJ 3 | 0.5 | 1.5 | 7.5 | 3 | 38 | £104.98 | 5 days | |
| MTS06032C100.7MJMT8 | MJ 4 | 0.7 | 2.1 | 10 | 6 | 58 | £104.98 | 5 days | |
| MTS06039C120.8MJMT8 Viewing | MJ 5 | 0.8 | 2.4 | 12.5 | 6 | 58 | £104.98 | In Stock | |
| MTS06048C151.0MJMT8 | MJ 6 | 1 | 3 | 15 | 6 | 58 | £104.98 | 5 days | |
| MTS08061C201.25MJMT8 | MJ 8 | 1.25 | 3.75 | 20 | 8 | 64 | £139.94 | 5 days | |
| MTS0808C251.5MJMT8 | MJ 10 | 1.5 | 4.5 | 25.5 | 8 | 64 | £139.94 | 5 days | |
| MTS10092C301.75MJMT8 | MJ 12 | 1.75 | 5.25 | 30 | 10 | 73 | £181.08 | In Stock | |
| MTS1010C352.0MJMT8 | MJ 14 | 2 | 6 | 35 | 10 | 73 | £181.08 | 5 days |
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