51 Pcs Thread Repair Insert Assortment Kit, Stainless Steel Screw Thread Repair Inserts M5 to M8 with Storage Box for Damaged Thread Restoration

Item Type: Thread Repair Insert Assortment KitMaterial: 303 Stainless SteelPackage List：5 x M8X1 M10X1.5 L12mm Thread Insert3 x M8X1 M10X1.5 L15mm Thread Insert2 x M8X1 M10X1.5 L20mm Thread Insert3 x M8X1 M12X1.75 L10mm Thread Insert2 x M8X1 M12X1.75 L12mm Thread Insert5 x M6X1 M8X1.25 L6mm Thread Insert5 x M6X1 M8X1.25 L8mm Thread Insert3 x M6X1 M8X1.25 L10mm Thread Insert3 x M6X1 M10X1.5 L8mm Thread Insert2 x M6X1 M10X1.5 L10mm Thread Insert5 x M5X0.8 M8X1.25 L8mm Thread Insert5 x M5X0.8 M8X1.25 L10mm Thread Insert3 x M5X0.8 M8X1.25 L12mm Thread Insert3 x M5X0.8 M10X1.5 L10mm Thread Insert2 x M5X0.8 M10X1.5 L15mm Thread Insert1 x Storage Box

• Complete Thread Restoration: This 51-piece thread repair insert assortment kit includes M5 to M8 stainless steel screw thread repair inserts designed to restore stripped or damaged internal threads in metal, plastic, or composite materials, offering a permanent and reliable fix for worn-out screw holes.
• Premium Stainless Steel Build: Made from 303 stainless steel, these thread inserts resist and rust while delivering high hardness, excellent toughness, and low wear—ensuring long-lasting performance even in demanding mechanical or outdoor applications.
• Versatile Application Use: Ideal for automotive repairs, machinery maintenance, electronics assembly, and DIY projects, this screw thread repair insert set works across industries and home workshops where strong, reusable threading is essential for bolts and fasteners.
• Organized and Portable Storage: The thread repair insert kit comes with a labeled compartment storage box that keeps all 51 pieces neatly sorted by size, preventing loss and making it easy to find the right M5–M8 insert quickly during urgent repairs or routine tasks.
• Enhanced Vibration Resistance: Engineered with slight elasticity and load-bearing capacity, these stainless steel thread inserts provide superior shock resistance and prevent fastener loosening caused by vibration, ensuring secure connections in engines, tools, and equipment.