OEMTOOLS 25603 Helicoil Thread Repair Kit, Restores 1/4"-20 UNC Threads in Metal and Plastic, Stainless Steel Helicoil Kit Inserts for Automotive and Equipment Maintenance

OEM Fix-A-Thred Inserts are designed for rethreading in all materials such as alloys, steel, plastics, magnesium, etc and are specified for military, aviation and other similar usage. Inserts are made from high quality 18-8 stainless steel wire with a diamond shaped cross section wound to the shape of a spring thread. Each kit contains a quality intermediate tap, quantity of inserts, installation/tang break-off tool, easy-to-follow instructions, and a sturdy reusable container. Fix-A-Thred 's innovative and cost effective thread repair kits are a complete thread repair system in one box.

• Permanent Thread Restoration: Heli coil thread repair kits restore stripped or damaged threads to their original 1/4"-20 UNC size in steel, aluminum, plastic, and other common materials with stainless steel inserts engineered for lasting grip and precision fit.
• Expanded Holding Strength: Each helicoil inserts insert increases thread contact area, delivering stronger fastening performance and better resistance to vibration in automotive, aviation, and equipment repair applications.
• Compatible with Thread Kits: Works seamlessly with the OEMTOOLS 25602 Thread Repair Kit, helping users complete repairs quickly and keep replacement inserts on hand for future maintenance needs.
• Corrosion-Resistant Material: Made from high-quality 18-8 stainless steel wire with a diamond cross-section, the inserts resist wear and corrosion in harsh environments and deliver consistent performance.
• Versatile Repair Solution: Ideal for technicians, mechanics, and DIYers repairing thread wear in engines, motorcycles, shop tools, and outdoor equipment where precision and durability matter most.