Key Features:
- Designed for tapping threads in steels with a tensile strength up to 700 N/mm².
- Offers robustness and precision for consistent threading results.
- Suitable for general use in steels and cast irons up to 1200 N/mm².
- Features a spiral flute design that facilitates efficient chip evacuation through the entrance to the hole.
- Incorporates a reduced geometry of the threaded section at the end of the flute, designed to reduce cutting effort and the risk of jamming.
- Steam oxidation treatment to avoid cold bonding.
Technical Specifications:
- Thread Size: UNC 1/4"
- Thread Pitch: 20 threads per inch
- Thread Diameter: 6.35 mm
- Overall Length: 80 mm
- Spiral Length: 13.0 mm
- Core Hole Diameter: 5.1 mm
- Shank Diameter: 7.00 mm
- Material: High-Speed Steel with Cobalt (HSS Co 5)
- Coating: Steam-tempered for enhanced durability
Materials:
- Manufactured from high-speed steel alloyed with 5% cobalt, providing increased heat resistance and tool longevity.
Dimensions:
- Thread Diameter: 6.35 mm
- Overall Length: 80 mm
- Spiral Length: 13.0 mm
- Core Hole Diameter: 5.1 mm
- Shank Diameter: 7.00 mm
Compatibility Information:
- Ideal for tapping threads in unalloyed and alloyed steels up to a tensile strength of 1000 N/mm², malleable cast iron, and non-ferrous metals.
- Suitable for both blind and through-hole threading applications.
