SEDY 320Pcs Helicoil Thread Repair Kit SAE Metric HSS Drill Bits Thread Restorer

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320-Piece Helicoil Thread Repair Kit - Master Restorer Set (SAE Metric) Key Highlights ⚡ Professional-Grade Construction: Heat-treated premium steel tools for maximum durability 🛡️ Complete Thread Restoration: Repair stripped threads and prevent future wear 🎯 Precision Engineering: 135 drill bits and specialized installation tools for perfect results 🔧 Dual System Compatibility: Comprehensive SAE and Metric coverage in one kit Technical Specifications Attribute: Specification Total Pieces: 308 Professional Components Material: Heat-Treated Premium Steel Systems: SAE Metric Complete Sets Storage: Custom Portable Carry Case Application: Thread Repair Maintenance Kit Contents SAE System (148 pieces): 5 Breaking Pin Tools 5 Screw Taps 5 Drill Bits (135) 5 Installation Tools 128 Wire Thread Inserts Metric System (160 pieces): 5 Breaking Pin Tools 5 Screw Taps 5 Drill Bits (135) 5 Installation Tools 140 Wire Thread Inserts Accessories (12 pieces): 2 Mini Hex Wrenches 10 Thread Insert Boxes Professional Features 🏗️ Industrial Strength Tools Heat-treated premium steel construction ensures long-lasting performance. Withstands heavy-duty use in automotive and mechanical applications. 🎯 Precision Thread Repair 135 drill bits prepare perfect seating for thread inserts. Specialized installation tools ensure accurate Helicoil placement every time. 🛡️ Complete Restoration Solution Repairs stripped spark plug threads, engine block threads, and bearing inserts. Prevents future wear and extends equipment life. 🔧 Dual System Compatibility Comprehensive SAE and Metric coverage handles most thread repair needs. Suitable for automotive, industrial, and manufacturing applications. ⚡ Efficient Operation Breaking pin tools provide clean finish after installation. All necessary components included for immediate use. 📦 Professional Portability Custom carrying case keeps all components organized and protected. Ideal for mobile mechanics and workshop use.