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
Carmex
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Authorised UK Distributor
Carmex Screw Clamp Threading Bars Internal
Coolant Bore - Right/Left Hand - For IR/IL Inserts
The Carmex Screw Clamp Threading Bars are precision-engineered tools designed for internal threading operations. These bars feature a robust construction with a coolant bore, allowing for efficient chip evacuation and enhanced cooling during the threading process. They are designed to accommodate both right-hand (R) and left-hand (L) threading applications, providing versatility in machining operations. The bars are specifically engineered for use with IR (internal right-hand) and IL (internal left-hand) inserts, ensuring a secure and precise fit. The screw clamp mechanism ensures a strong and reliable connection between the bar and the insert, minimizing the risk of tool dislocation during machining. Whether you need to create precise internal threads in various materials, the Carmex Screw Clamp Threading Bars deliver exceptional performance and superior thread quality.
Browse all 14 products
Click any SKU to view full product details, specifications and datasheets.
| Product SKU | Type | Internal or External | Minimum Bore | Shank Size | Hand | Overall Length | Insert | Reach | Price | Stock | Order |
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| SIR0010K11B | Through Coolant | Internal | 12 | 16 | Right | 125 | 11IR | 25 | £54.72 | 5 days |
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| SIR0013M16B | Through Coolant | Internal | 16 | 16 | Right | 150 | 16IR | 32 | £54.72 | 5 days |
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| SIR0016P16B | Through Coolant | Internal | 19 | 20 | Right | 170 | 16IR | 40 | £54.72 | 5 days |
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| SIR0020P16B | Through Coolant | Internal | 24 | 20 | Right | 170 | 16IR | £61.74 | 5 days |
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| SIR0025R16B | Through Coolant | Internal | 29 | 25 | Right | 200 | 16IR | £79.14 | 5 days |
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| SIR0025R22B | Through Coolant | Internal | 29 | 25 | Right | 200 | 22IR | £75.98 | 5 days |
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| SIR0032S16B | Through Coolant | Internal | 36 | 32 | Right | 250 | 16IR | £153.93 | 5 days |
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| SIL0010K11B | Through Coolant | Internal | 12 | 16 | Left | 125 | 11IL | 25 | £65.64 | 5 days |
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| SIL0013M16B | Through Coolant | Internal | 16 | 16 | Left | 150 | 16IL | 32 | £65.64 | 5 days |
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| SIL0016P16B | Through Coolant | Internal | 19 | 20 | Left | 170 | 16IL | 40 | £65.64 | 5 days |
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| SIL0020P16B | Through Coolant | Internal | 24 | 20 | Left | 170 | 16IL | £74.08 | 5 days |
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| SIL0025R16B | Through Coolant | Internal | 29 | 25 | Left | 200 | 16IL | £94.98 | 5 days |
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| SIL0025R22B | Through Coolant | Internal | 29 | 25 | Left | 200 | 22IL | £91.18 | 5 days |
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| SIL0032S16B | Through Coolant | Internal | 36 | 32 | Left | 250 | 16IL | £123.12 | 5 days |
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UK Delivery
FREE next day delivery on mainland UK orders over £50 ex VAT
| 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.
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Read our returns policy →Need Technical Help?
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01732 887334 info@protool-ltd.co.ukMon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30
