Features: *Center points pin is used to install wardrobes, cabinets, tables, beds, bookshelves, etc. *An essential tool in the laboratory, suitable for anyone engaged in wood work, even amateurs. *They are also suitable for DIY wooden crafts, they are practical and cheap. *The center point needle is sharp, please keep it out of reach of children. Specifications: Product Name: Center Points Pin Material: A3 Steel Color: Silver Type: Hollow Surface treatment: chrome plating Size: 12mm/0.47in,10mm/0.39in, 8mm/0.32in, 6mm/0.24in Suitable for: DIY wooden crafts. Quantity: 4pcs set Package Includes: 4 Center Points Pin (Hollow) Notes: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.