

🛠️ Restore with confidence—don’t let stripped threads slow you down!
The Helicoil 5521-4 1/4-20 Inch Coarse Thread Repair Kit is a professional-grade solution designed to restore stripped or damaged tapped holes. Featuring 12 precision-formed stainless steel inserts, a dedicated tap, and installation tool, this compact kit offers durable, long-lasting repairs with easy-to-follow instructions. Perfect for mechanics and DIY pros seeking reliable thread restoration in a portable package.
| Manufacturer | Heli-Coil |
| Brand | Helicoil |
| Model | 5521-4 |
| Item Weight | 0.8 ounces |
| Product Dimensions | 3.7 x 0.4 x 4.5 inches |
| Item model number | 5521-4 |
| Is Discontinued By Manufacturer | No |
| Exterior | Smooth |
| Manufacturer Part Number | 5521-4 |
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