This product is a dowel center transfer plug set, which is made of steel material, with good texture, safe and practical. Easy to install and use, it can be easily applied to your work. It is a very practical accessory that will meet your needs well. Features -Color:Silver -Material:Steel -Size:1.60X1.40X1.20cm,1.35X1.30X1.00cm,1.30X1.25X0.80cm,1.15X1.00X0.60cm/0.63X0.55X0.47in,0.53X0.51X0.39in,0.51X0.49X0.31in,0.45X0.39X0.24in - Just drill a set of holes in the plank, place the in the holes, then drill into of the , and finally slide and press the joint. - The on the center of the will mark exactly where the holes will be on the other side. - These center transfer plugs allow you to precisely transfer the location of a set of pin holes and can be used to install and position cabinets, bookshelves, and other planks, a must for woodworking. - Every detail is carefully crafted, experience the high durability and practicality. - With fine workmanship, simple in design and very practical in use, easily win your favors. Package list: 5 x 6mm center points 5 x 8mm center points 5 x 10mm center points 5 x 12mm center points