【Size】: In the package, there are 100 M6 hex nut wood threaded inserts. The screw depth is 15 mm, the drill hole diameter is 8 mm, the head diameter is 12 mm, and the internal thread is M6. 【Material】: This M6 threaded insert is made of high-quality zinc alloy, which is hard, not easily deformed, and has good resistance to oxidation and rust, allowing it to be used for a long time. 【Internal and External Thread】: This M6 wood insert has both internal and external threads; the internal thread allows for tighter tightening and prevents loosening; the external thread is non-slip and makes installation easier. 【Easy to Use】: This M6 threaded insert with its hexagonal shape and internal and external thread design makes it more convenient to use. Just drill a hole of the appropriate size, then insert the nut and tighten it, and you can easily assemble what you need. 【Multi-purpose】: The M6 threaded insert is suitable for hardwood, solid wood, plywood, fiberboard, etc. You can use it to assemble your cabinets, beds, and other furniture, all brilliantly. And the 100-pack M6 screw insert will fully meet your needs. 100pcs M6 x 15mm Hexagon Wood Threaded Insert Hex Nut Screw Insert Simple tools allow you to repair it yourself at home! Feature: 1. This M6 wood insert has a built-in thread, which can effectively prevent the screw from loosening. 2. This M6 threaded insert is made of zinc alloy; it is hard and strong and does not rust; it can also be used in a humid environment to prevent corrosion. 3. Wood threaded inserts can be used in the manufacture or assembly of all types of wooden furniture, with a wide range of applications. Parameters: - Internal thread: M6. - Screw depth: 15 mm. - Hole diameter: 8 mm. - Head diameter: 12 mm. - Material: zinc alloy Packing list: 100pcs M6 x 15 mm wood insert