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Die M40X1 HSS DIN 22 568 Cztool
Net price: €90.79
Description
Technical data for the M40x1 die
| Technical data | |
|---|---|
| Thread size D1 | M40x1 |
| Thread Pitch P | 1 mm |
| Outside Diameter D2 | 75 mm |
| Thickness H1 | 20 mm |
| Number of Chip Holes | 7 |
| Required Shaft Diameter | 39.9 mm |

M40x1 HSS DIN 22 568 die – an ultra-fine-thread tool for specialized applications
The M40x1 die is a highly specialized round tool made of high-speed steel (HSS) with a hardness of 64 HRC, combining a diameter of 40 mm with an ultra-fine pitch of 1 mm. This unusual combination creates a thread with exceptional properties – maximum leak tightness, the highest vibration resistance, and the ability to adjust tightening torque with extreme precision at medium sizes. Compliance with DIN 22 568 and a tolerance of 6g ensure proper mating with 6H nuts in the most demanding industrial applications. This tool is intended for workshops serving the aerospace industry, precision instrumentation, and structures requiring the highest reliability at medium sizes.
Why choose the M40x1 ultra-fine-thread die
- Ultrafine pitch of 1 mm at a diameter of 40 mm – an extremely unusual combination that ensures the highest joint leak tightness and maximum resistance to loosening under extreme vibration
- Diameter of 40 mm for specialized applications – a size found in precision machinery, test and measurement instrumentation, and equipment requiring the highest connection reliability
- HSS steel hardness of 64 HRC – high hardness enables extended cutting of ultrafine-pitch threads in steels up to 800 MPa despite the extremely high number of thread turns
- Tolerance class 6g according to ISO – medium accuracy with controlled clearance ensures a proper fit in precision mechanisms requiring stability
- One-piece round design – the one-piece design eliminates cumulative errors that are critical at an ultra-fine pitch and ensures maximum dimensional repeatability
The M40x1 die is a highly specialized tool for workshops serving the aerospace industry, precision instrumentation, test and measurement equipment, and critical structures where safety and leak-tightness requirements are highest. It is suitable for cutting threads on critical components requiring maximum leak tightness. Due to the unusual combination, threading requires the highest operator qualifications, very stable clamping, and intensive lubrication with high-quality products.
Frequently asked questions
Prepare a rod (diameter 39.85-39.9 mm) with a carefully chamfered end. Clamp it very securely to eliminate any vibration. Keep the die strictly perpendicular, making one full turn forward, then reversing half a turn to break the chips. With an ultra-fine pitch, check perpendicularity very frequently and lubricate every turn.
An ultra-fine pitch requires the most intensive lubrication. Use high-quality threading oils, applied generously before every turn. A diameter of 40 mm and a pitch of 1 mm generate a very large number of chips – lubricant must be present at all times to keep the process smooth and protect the extremely heavily loaded cutting edges.
An ultra-fine pitch generates an extremely large number of chips per unit of length. At the slightest increase in resistance, immediately back off the die completely and clean the flutes very thoroughly with compressed air or a brush. Verify the rod diameter with a micrometer (tolerances are very tight for ultra-fine threads). Resume with the highest reversing frequency (every 0.75-1 turns) and generous fresh lubrication of high quality.
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Shipping
All orders are delivered by courier company GLS. For orders exceeding 369 PLN gross shipping is FREE
| Courier GLS | Przelew24 / Prepayment | 14,76 zł gross | Delivery time 1 working day |
| Courier GLS | Cash on delivery | 17,26 zł gross | Lead time 1 working day |
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