General description This 41Pcs Self-Centering Dowel Jig Set is an essential woodworking tool designed for precise drilling and doweling. It features a sturdy construction and is suitable for both professionals and DIY enthusiasts. Technical specifications Material: Anodized aluminum Fixed ends of locator: 42mm Included drill bushings: 6mm, 8mm, 10mm Included drill bits: 6mm, 8mm, 10mm Included dowels: 10 round dowels of each size (6mm, 8mm, 10mm) Usage Clamp the two jaws of the positioner on the board to accurately position the drilling holes. Utilize the ergonomic design to minimize pressure on fingers and wrists during use. Other information Includes: Main body, socket drills, drill bits, small wrench, limiting ring, and dowels.