Description
Helicoil 5521-4 Thread Repair Kit, 1/4″ x 20 NC provides an effective solution for repairing damaged or worn 1/4″ x 20 NC threads. This high-quality kit includes everything needed for quick and permanent thread repair in a variety of automotive, industrial, and mechanical applications. The Helicoil Thread Repair Kit 1/4″ x 20 NC 5521-4 ensures reliable results for both professional and DIY use.
Features:
- 1/4-20 Coarse, Thread Repair Kit
- Includes 12 stainless steel inserts, tap, installation tool, and complete instructions
- Repairs damaged or stripped tapped holes
- Made from high-quality, durable materials
- Comes in convenient carded packaging for easy storage
- Easy to use for both professionals and DIY users
Benefits:
- Restores damaged threads to their original strength and size
- Prevents the need for costly replacements by offering a reliable repair solution
- Ensures long-lasting repairs in a wide range of applications
- Simple and straightforward to use with clear instructions
- High-quality construction for durable, consistent results
Technical Specifications:
- Model: 5521-4
- Thread Size: 1/4″ x 20 NC
- Inserts Per Kit: 12
- Application: Repairing tapped holes
- Packaging: Carded packaging
- Material: Stainless steel inserts
This item can only be shipped within the 48 contiguous United States via ground shipping. Unfortunately, we cannot ship it via air or to Alaska, Hawaii, or international locations.








