Description
Drillco 23A164SB 1″-14 HSS Left Hand Bottoming Tap – 2300 Series is designed to create precise left-hand (counterclockwise) threads with a bottoming tap geometry that allows threading to be completed close to the bottom of blind holes. Ideal for hand or machine tapping applications where reverse-thread fastening is required to prevent loosening under stress. Made from premium-grade High-Speed Steel (HSS) with a durable black oxide finish to enhance wear resistance and corrosion protection. Features a standard square shank for easy use with tap wrenches. Made in the USA for guaranteed quality and performance.
Features:
- Left-hand threading to produce counterclockwise threads
- Bottoming tap design for threading to the bottom of blind holes
- Premium High-Speed Steel (HSS) construction for toughness and durability
- Black oxide finish extends tool life and resists corrosion
- Standard square shank compatible with tap wrenches and machines
Benefits:
- Accurate thread formation in difficult-to-reach areas
- Suitable for left-hand thread applications where reverse torque is present
- Enhanced tool life through high-quality material and coating
- Versatile for hand and machine tapping use
Technical Specifications:
- Model: 23A164SB
- Thread Size: 1″-14
- Thread Direction: Left-Hand
- Tap Type: Bottoming Tap
- Series: 2300
- Material: Premium High-Speed Steel (HSS)
- Finish: Black Oxide
- Shank Type: Square
- Country of Origin: USA






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