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Dormer's application-based range of colour ring coded DIN taps, branded Shark Line, are renowned for their high performance and are an ideal solution when high quality threads are required in specific materials. E255 Spiral Point Tap Bright finish Red Shark / Ring for Alloy Steels 2.5xD Manufactured to DIN 371 <10mm, DIN 376 >12mm Spiral Point for through holes Sizes M3 to M20
| Thread Direction | Right Hand |
| Thread Standard | Metric Coarse |
| Thread Size | M4 |
| Pitch | 0.7 |
| MFR Part No. | E255M4 |
| Finish/Coating | Bright |
| Thread Length | 12.0mm |
| Number of Flutes | 3 |
| Material | Powdered Metal Cobalt High Speed Steel |
| Overall Length | 63.00mm |
| Dimensions Standard | DIN 371 |
| Series | E255 |
| Tapping Depth | 21.00mm |
| Class of Fit | 6H |
| Material Grade | M35 |
| Tap Type | Spiral Flute |
| Shank Diameter | 4.5mm |
| Square Width | 3.40mm |
| Lead | Second |
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