Features: Quality Material: Made of premium high carbon steel, high hardness and not easy to rust to ensure long service time. Accurate Position: Machined with external marking points, these dowel centres are used for accurately aligning for proper dowel or tenon placement. Easily Operation: Simply drill a set of holes, slide them into the centre of the dowels, and press the joints together. A dot of the dowel's centre will mark the exact hole location. Wide Application: The dowel centres can be used to install and locate cabinets, bookshelves and other wooden boards, necessary for DIY woodworking. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Size: As picture show Material: high carbon steel Specification: 6-12mm Set/6mm/8mm/10mm/12mm Accessories: 6-12mm: Flat head screwdriver 6mm: Four-claw suction cup 8mm: Locator 10mm: Sleeve 12mm: Small-hammer Package List: 4pcs Dowel Pin Center Point Set or 4pcs Dowel Pin Center Point