[High-quality material] The metal thread bushing is made of high-quality galvanized alloy material, with edges, high hardness, not easy to deform, corrosion resistance, good fastening effect, and easy to tighten. [Easy to Use]Using a threaded bushing, pre-drill a suitable hole and tighten with an Hex tool; self-tapping male thread facilitates thread cutting and provides a strong, permanent thread for wood and wood materials. [EASY TO STORAGE]Depending on the type, 230 threaded inserts are stored in a transparent case for quick access and protection. Tapered male threads are difficult to pull out due to vibration. [Wide Applications]Threaded rods can be installed in many different materials, including steel, plastic, fiberglass, cork, etc. Mainly used for connecting furniture, cabinets, sofas, beds, cabinets, wooden doors, chairs and other . Colour:gold Material:Zinc alloy Package Contents: 30 * *8 nut 60 * *10 nut 45 * M5*10 nut 18 * M6*8 nut 32 * M6*10 nut 13 * m6*13 nut 12 * m6*15 nut 10 * m8 *15 nut 5 * m8*20 nut 3 * m10*15 nut 2 * m10*25 nut Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.