40pcs Threaded Insert Nuts, M4 M6/M6 M8/M8 M10 Thread Reducer Hex Socket Drive Nut Fasteners, Adapters Sleeve Reducing Nut, Male Female for Furniture

1. 【Quality Material】: Self-tapping thread insert is made of 303 stainless steel. The surface of the nut is smooth and burr-free. High hardness and precision, does not break and slip easily. Tight and rustproof, long service life 2. 【Wide Application】: Thread repair is widely used in industry, automotive and marine accessories, DIY, electrical appliances, threaded connections to protect the metal threaded holes 3. 【Package Included】: The package contains 8 pieces of M4-M6 *12 mm, 8 pieces of M4-M6 *15 mm, 6 pieces of M6-M8 *12 mm, 6 pieces of M6-M8 *15 mm, 6 pieces of M8-M10 *12 mm, 6 pieces of M8-M10 *15 mm threaded bushings, and a transparent plastic box (7.2*6.5*1.7 cm) 4. 【Improved Screw Stability】: Wooden furniture press-in nuts are standardised as deep, clean and clear threads with uniform forces. The shape is similar to a coil spring, which increases the strength of the screw connection when screwed together, reduces uneven stress on the thread teeth and is shock and vibration resistant 5. 【Easy to Use】: Stainless steel thread insert is inserted into the screw hole or nut to create a standard internal thread into which the screw is screwed. Increases the fatigue strength of the thread, reduces thread wear, increases corrosion resistance and extends service life