High Quality Carbon Steel The wood thread insert is made of high quality carbon steel, with an electroplated surface that provides good corrosion resistance and a long service life. Firm Connection The outer thread of the threaded insert ensures secure fixing in the panel, while the internal thread securely connects with mounting screws. Threads are clearly defined and resistant to deformation and slippage. Easy to Assemble Drill a hole of the appropriate size, then install using a hex key and connect the corresponding screws. Simple and convenient to use. Wide Range of Applications Suitable for hardwood and solid wood materials such as wood panels and plywood. Can be used to repair door handles in homes, garages, and workshops. Compatible with modern furniture assemblies. Product Specifications 7 size options included in one box: - M4*10: 30 pcs - M5*10: 30 pcs - M6*10: 15 pcs - M6*15: 15 pcs - M8*20: 5 pcs - M10*25: 5 pcs Total: 100 pcs per box Thread inserts are color zinc plated. Sizes may vary slightly due to manual measurement. Customer Satisfaction We prioritize customer satisfaction. If you receive damaged items or incorrect quantities, please promptly. We are committed to providing reliable after-sales support.