✦ Please be sure to read the profile before purchasing or commenting ✦ Used window zipper lock. Includes a key in addition to the lock. Used for security and in places where it was dangerous for the elderly or children to enter. ◆ Of the [Accessories] listed in the instructions, • Drill screws • Mounting screws • Screw guide These three items are missing; Image 16. We apologize, but please prepare them yourself. That's why this is cheaper than similar zipper locks that are also for sale. ✻…We are selling three used items without missing parts for 790 yen…✻ The screw size is approximately 5mm in both diameter and length... I couldn't figure out the name of the shape even after searching... I took pictures of the ones I have and attached them: 11-16 At my parents' house, I attached it to a wooden sliding door with strong double-sided tape and then secured it with screws. When I removed it for sale, the adhesive remained stubbornly, so I rubbed it more than 10 times with [sticker remover spray]... But it didn't come off completely, and I was exhausted and gave up, so please understand that there are some sticky areas. ❇ It is not bumpy. There are scratches, scuffs, and some traces of magic marker writing.