EASY TO USE: Simply use the hole cutter to poke a hole in your fabric, and then push the buttonholes together with a hammer. It's that easy. The hole cutter is sharp, so be sure to use it carefully. We recommend placing a wooden board on the table to avoid any accidents. ELEVATE YOUR DIY PROJECTS: With eyelet punch kit, you can easily add a professional touch to your leather, shoes, clothes, canvas, and more. The metal grommet set is made of quality copper, which has a strong structure and is not easy to rust and deform. 800 SETS OF GROMMETS EYELETS: Seperately get 50 sets of gold, silver, bronze and gunmetal grommets eyelets and 3 pieces of installation tools, which can meet your different needs. WITH PLASTIC STORAGE BOX: All grommets and tools come in a transparent storage box that is suitable for storing small grommet tools, which is easy to pick and place and paste when sewing. SERVICE GUARANTEE: We have a professional customer service team. Please contact customer service in time if you have any questions, we will solve them as soon as possible. Hope you have a good shopping experience. Please allow a slight error due to manual measurement., Manufacturer: minifinker