Description
Drillco 20N164SB 1″-14 Nitro Bottoming Tap – 2000N Series is designed for finishing internal threads at the bottom of blind holes with precision and efficiency. The bottoming geometry features minimal taper at the tip, allowing you to tap closer to the bottom of a hole without overcutting. Constructed from high carbon content High-Speed Steel (HSS) and Nitro-treated for superior hardness, this tap provides exceptional wear resistance and accuracy. Its bright finish helps reduce friction and heat, ensuring smoother tapping operations. Made in the USA, this bottoming tap is a dependable solution for professional machinists and repair technicians alike.
Features:
- Bottoming tap design ideal for blind holes and finishing threads close to hole bottoms
- Manufactured from high carbon content High-Speed Steel (HSS)
- Nitro-treated surface enhances tool life and cutting performance
- Bright finish reduces friction and assists with chip evacuation
- Standard square shank fits common tap wrenches and machines
Benefits:
- Enables threading in tight spaces with minimal clearance
- Delivers high-precision threads with extended tool life
- Ideal for production, maintenance, or thread repair jobs
Technical Specifications:
- Model: 20N164SB
- Thread Size: 1″-14
- Tap Type: Bottoming Tap
- Material: High-Speed Steel (HSS) with high carbon content
- Surface Treatment: Nitro Coated
- Finish: Bright
- Shank Type: Standard Square
- Series: 2000N
- Country of Origin: USA





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