Description
Drillco 23A156FT 7/8-14 HSS Left Hand Taper Tap is a high-quality hand tap designed to cut left-hand (counterclockwise) threads, ideal for applications where threaded fasteners may loosen due to reverse stress or rotation. The taper tap geometry features a gradual cutting chamfer, making it perfect for starting threads easily in through holes and ensuring smooth, accurate thread creation. Constructed from premium-grade High-Speed Steel (HSS) with a black oxide finish, this tap offers enhanced durability, corrosion resistance, and extended tool life. The standard square shank provides compatibility with most tap wrenches, making it a reliable tool for professional and industrial threading needs. Proudly made in the USA.
Features:
- Left-hand thread design for counterclockwise fastening applications
- Taper tap geometry for easy thread starting and smooth cutting
- Premium High-Speed Steel construction for superior strength and longevity
- Black oxide finish improves wear resistance and reduces friction
- Standard square shank compatible with common tap wrenches
Benefits:
- Prevents screw loosening in applications with reverse torque or vibration
- Facilitates accurate and smooth thread cutting in through holes
- Offers longer tool life and reliability in demanding environments
Technical Specifications:
- Model: 23A156FT
- Thread Size: 7/8-14
- Thread Direction: Left-Hand
- Tap Type: Taper Tap
- Material: Premium High-Speed Steel (HSS)
- Finish: Black Oxide
- Shank Style: Standard Square
- Series: 2300
- Country of Origin: USA






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