Helicoil Replacement Tap for 1/4″ x 28 NF (821-4)

Helicoil 821-4 Replacement Tap for 1/4″ x 28 NF is engineered to create precise threads for 1/4″-28 National Fine (NF) threads. This tap is specifically designed for use with Helicoil inserts, allowing for effective thread repair and restoration. It ensures smooth and accurate threading, making it ideal for applications that require high-precision thread cutting.Features: 1/4″-28 NF thread size for precise and consistent threading. Designed for use with Helicoil inserts, making it ideal for thread repair applications. High-quality construction ensures durability and long-lasting performance. Ideal for automotive, industrial, and general maintenance tasks requiring National Fine threads.Benefits: Quick and easy thread repair without the need for pre-drilling. Ensures accurate and reliable threads for secure fastening. Reduces downtime with efficient thread restoration. Versatile tool that works across various materials for thread repair needs.Technical Specifications: Model: 821-4 Thread Size: 1/4″-28 NF Type: Replacement tap for Helicoil inserts. Material: Durable steel construction for longevity and precision. Usage: Designed for thread repair and restoration in National Fine (NF) threads.