Usage Tips:Size: In the package, there are 100 pcs wood threaded insert for M6 hex nut. Screwing depth is 15mm, drill hole diameter is 8mm, head diameter is 12mm, internal thread is M6. Materials: This threaded insert M6 is made of zinc alloy, which is hard, not easily deformed and resists oxidation and rust well, can be used for a long time. Threaded Inside and Outside: This M6 wood insert is with both inside and outside threads, the inside 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's hexagonal shape and internal and external thread design make it a more convenient tool to use. Just drill a hole of suitable size, then put in nut and tighten it, and you can easily assemble what you need. Multi-use: M6 threaded socket is suitable for wood hardwood, solid wood, plywood, fiberboard, etc. You can use it to assemble your cabinets, beds and other furniture, all brilliantly. And the pack of 100 M6 screw inserts will fully meet your needs. 100pcs wood threaded insert M6 x 15 mm hexagonal 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. p > 2.This M6 threaded socket is made of zinc alloy, it is hard and strong and will not rust, also can be used in humid environment to prevent corrosion. 3. Wood threaded inserts can be used in the manufacturing or assembly of all kinds of wooden furniture, with a wide range of applications. Parameters: - Internal thread: M6. - Screwing depth: 15 mm. - Hole diameter: 8 mm. - Head diameter: 12 mm. p > - Materials: zinc alloy Packing list: 100pcs wood insert M6 x 15 mm