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Die M42X1.5 LH HSS DIN 22 568
Net price: €68.68
Description
Technical data for the M42x1.5 left-hand die
| Technical data | |
|---|---|
| Thread size D1 | M42x1.5 left-hand |
| Thread Pitch P | 1.5 mm |
| Outside Diameter D2 | 75 mm |
| Thickness H1 | 20 mm |
| Number of Chip Holes | 7 |
| Required Shaft Diameter | 41.85 mm |

M42x1.5 left-hand HSS DIN 22 568 die – left-hand metric fine thread for medium-sized machinery
The M42x1.5 left-hand die is a specialized round tool made of high-speed steel (HSS) with a hardness of 64 HRC, combining a diameter of 42 mm with a left-hand metric fine thread with a pitch of 1.5 mm. This combination is used in medium-sized rotating machinery, where the direction of rotation during operation requires a left-hand thread, while the fine pitch provides the increased vibration resistance also required. Compliance with DIN 22 568 and a tolerance of 6g ensure proper mating with 6H left-hand nuts. This tool is intended for specialized workshops serving the machinery industry, rotating equipment, and structures requiring left-hand threads with increased reliability at medium sizes.
Key benefits of the M42x1.5 left-hand fine-thread die
- Left-hand fine thread at a diameter of 42 mm – the combination of a left-hand direction and a fine pitch provides dual protection: mechanical protection against unscrewing and design-based protection against vibration-induced loosening
- Diameter of 42 mm for medium-sized machinery – a size found in gearboxes, grinding machines, and industrial machinery requiring a left-hand thread with the additional properties of a metric fine thread
- HSS steel hardness of 64 HRC – provides long tool life when cutting medium-sized left-hand metric fine threads in structural steels up to 800 MPa
- Tolerance class 6g according to ISO – medium accuracy grade with controlled clearance ensures a proper fit with left-hand nuts at medium sizes
- Solid round construction – the one-piece construction provides the rigidity required for left-hand threading of medium diameters with a fine pitch
The M42x1.5 left-hand die is a solution for specialized workshops servicing medium-sized rotating machinery, gearboxes, grinding machines, and equipment where the direction of rotation requires a left-hand thread and operating conditions also require a fine thread for maximum reliability. Due to this specific combination (left-hand + fine thread + medium diameter), threading requires highly qualified operators, stable holders, and intensive lubrication with dedicated products.
Frequently asked questions
Prepare the rod (diameter 41.6-41.65 mm) with a 45° chamfer. Clamp it securely to eliminate vibration. Turn the die counterclockwise (to the left), making two turns forward, then reverse half a turn to the right to remove chips. Check perpendicular alignment regularly when cutting a left-hand metric fine thread.
Use threading oils or cooling and lubricating emulsions, applied generously before starting and every 2-3 turns. A left-hand metric fine thread with a diameter of 42 mm requires intensive lubrication – a pitch of 1.5 mm generates a large number of chips, requiring a continuous supply of lubricant for a smooth thread-cutting process.
Remember that a left-hand thread is removed by turning to the right. Immediately turn clockwise (to the right) to withdraw the die safely. Clean the flutes very thoroughly with compressed air and check the rod diameter with a micrometer. Resume with more intensive lubrication and more frequent reversing – every 1.5 turns instead of every 2 for a left-hand metric fine thread.
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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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