Thread Repair Kit 1/2in - 13 UNC, Threaded Insert Hand Tool for Damaged Screw Hole Restoration, 12Pcs Mechanical Maintenance Set for Engine and Soft Metal Repair

Item Type: Thread Repair KitMaterial: Steel + Stainless steelThread Size: 1/2in-13Package List：1 X Twisted Drill1 X Handle Tool1 X Installation Special Tools1 X Thread Tap1 X Removal Tool4 X 1/2in x 1D Threaded Insert4 X 1/2in x 1.5D Threaded Insert4 X 1/2in x 2D Threaded Insert

• Precision Thread Restoration: This thread repair kit 1/2in-13 UNC uses high-strength threaded inserts to accurately restore damaged female threads in engine blocks or soft metal parts, creating a durable new thread that prevents bolt loosening and ensures reliable performance in high-stress applications.
• Easy-to-Use Hand Tool Design: The included hand tool in this thread repair kit allows quick installation without power tools—simply tap the insert into the cleaned hole, and the screw hole is ready for normal use, making mechanical maintenance and more efficient for DIYers and professionals alike.
• Wide Application for Repairs: Ideal for automotive engines, machinery, and industrial equipment, this threaded insert kit solves stripped or worn-out threads in aluminum, cast iron, or other soft metals, serving mechanics, hobbyists, and technicians who need dependable thread recovery solutions.
• Durable and Eco-Friendly Material: Made from wear-, non- materials, the 12Pcs threaded inserts in this thread repair kit offer long-lasting strength and environmental safety, ensuring repeated use without degradation in performance or structural integrity.
• Complete 12-Piece Maintenance Set: Each thread repair kit includes 12 precision-threaded inserts and a dedicated hand tool, providing everything needed for on-the-spot repairs—compact enough for your toolbox yet powerful enough for critical mechanical restoration tasks.