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- Primarily designed for tapping blind holes. The spiral flutes draw the chips out of the hole.
- Recommended for steels, steel alloys, stainless steels, titanium alloys and a wide variety of materials up to 36Rc hardness
- DIN Length - longer than standard USCTI length - provides extra reach in tapping applications
- ANSI Shank - made to standard American dimensions - fits standard tap holders
- Made from Premium High Speed Steel - Steam Oxide Finish
- Thread Length: .433
- Size: 1/4-28-H3
- Neck Length: .748
- Number of Flutes: 3
- Total Length: 3.150