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Highly productive multi application taps
Introducing Dormer E397 and E398 taps – the epitome of versatility and performance. Engineered for 2.5xD tapping depth with a specific geometry to conquer medium to high strength materials while preventing oversized threads in softer ones. The modified edge treatment ensures a long tool life with consistent results, and the 3-radii flute profile provides precision and process security. With a TiCN coating for wear resistance and a unique powder metallurgy substrate, Dormer E397 and E398 taps deliver high performance without compromise.
FEATURES AND BENEFITS
- EXCELLENT IN STEEL
S and versatile for a variety of other materials -
EXTENDED TOOL LIFE
and long term consistency -
HIGH PROCESS RELIABILITY
secured by nesting prevention -
COLD WELDING PROTECTION
throughout the whole life span - HIGH PERFORMANCE
without compromise on tool life.
E397(MF)
- For through holes only
- Standard DIN 374
- Metric Fine range: M8x1 – M20x1.5
E397(UNF)
- For through holes only
- Standard DIN 2184-1
- UNC range: No.8-32 – 1/2"-8
E397(UNF)
- For through holes only
- Standard DIN 2184-1
- UNF range: 1/4"-28 – 1/2"-20
E398(M)
- Primarily for blind holes
- Standard DIN 371 / 376
- Metric range: M3 – M30
E398(MF)
- Primarily for blind holes
- Standard DIN 374
- Metric Fine range: M8x1 – M20x1.5
E398(UNC)
- Primarily for blind holes
- Standard DIN 2184-1
- UNC range: No.8-32 – 1/2"-8
E398(UNF)
- Primarily for blind holes
- Standard DIN 2184-1
- UNF range: 1/4"-28 – 1/2"-20
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