The bottle opener hardware is made of stainless steel material, which is not easy to break or deform, , rust-proof and has a long service life. With this bottle opener insert, you can apply materials to DIY unique bottle openers as needed, such as wood, metal, plastic, resin, etc. The finished product is also a unique gift for family and friends. The bottle opener mold and bottle opener insert are very easy to install. First, make sure the direction of the metal bottle opener insert is consistent with the direction of the bottle opener, and then tighten the screws with a screwdriver, and you will get a perfect bottle opener. The package contains 45 sets of bottle opener insert kits, including screws and screwdrivers. Color:Silver Material:Stainless steel Package Contents: 1 * bottle opener insert kit Only the above package content, other products are not included. Note: Light reflection 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.