LH Fractional Tap - 1/2 In - 20NF - Hanson

The Hanson 2145 LH Fractional Tap is a precision-engineered tool designed for professional automotive and industrial applications requiring left-hand threads. This HSS (High-Speed Steel) tap is ideal for creating or repairing threads where standard right-hand fasteners would loosen, ensuring secure and reliable connections in specialized assemblies.

Key Features

• Left-Hand Threading: Specifically designed to cut 1/2"-20 NF left-hand threads.
• High-Speed Steel Construction: Manufactured from durable High-Speed Steel for extended tool life and resistance to wear.
• Ground Thread Accuracy: Features ground threads for precise and clean thread formation, critical for professional-grade work.
• 4 Flute Design: Optimized flute count for efficient chip evacuation and smooth cutting action.
• H3 Pitch Diameter Limits: Adheres to H3 pitch diameter limits, ensuring consistent and accurate thread dimensions.

Applications

This Hanson left-hand tap is essential for tasks involving specialized fasteners or studs that require a counter-clockwise tightening motion to secure. Common applications include repairing stripped threads on components like bicycle pedals, certain automotive wheel studs, or machinery where reverse rotation is present. It is a critical tool for professional mechanics and industrial technicians working with unique fastening requirements to prevent loosening under operational stress.