80 Pcs M8 Wood Nut Inserts - Metal Screws Assortment Hex Socket Drive, M8X15Mm Metric Furniture Screws Threaded Inserts set: 80 pieces Metric Furniture Screws Comes with 11.5mm White steel twist drill and 8mm Hex Spanner. Features of insert nut: These threaded inserts are inserted into a pre-drilled hole by screwing in, in that case the external protrusions bite into the wood, preventing the nut from either turning or pulling out. Suitable application: Easy to install and with good stability, have a good effect in the furniture combination, suit for all Furniture woods of pine, plywood, fiberboard, etc.. How to use: pre-drill/ drill a suitably sized hole and enter with an Allen tool screw. Specification: high hardness and high quality carbon steel Size: Furniture Screws: M8 Quantity: 80 x Furniture Screws Note: Small objects and sharp drill bits, please keep away from children 80 pieces metric furniture screws threaded inserts for wood furniture.M8x15mm screw type. Comes with 11.5mm white steel twist drill and 8mm hex spanner. Material: High hardness and high quality carbon steel Size: Internal thread insert type: M8, external diameter::0.492?(12.5mm), inside diameter: 0.394?(10mm),total length: 15mm. Usage: Use the matching bit pre-drill /drill a well-sized hole (depth is 1-2mm longer than furniture screw), then use a proper 8mm internal hex tool to screw in. Tip: If the furniture wood is with high-hardness, please enlarge the screw hole. Applications:These furniture screws are wear-resistant . Suitable for furniture hardwood/ solid wood, for furniture combinations.