Feature:1. PREMIUM ALUMINUM ALLOY: Our adjustable doweling jig is made from premium CNC aluminum alloy, featuring an anodized surface for rust resistance and durability.2. INCISIVE AND SMOOTHLY CUTS: Equipped with interchangeable carbide blades, our doweling jig ensures incisive cuts and provides a smoother cutting experience. The carbide blade design makes it highly effective for creating round dowels.3. VERSATILE AND CONVENIENT: With metric and 8 different diameter holes (8mm, 9mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm), our doweling jig meets various job requirements. The included blades can be easily swapped, offering quick and convenient usage.4. EASY TO USE: Simply loosen the screws, rotate the red guide to the desired diameter, and tighten the screws. Our doweling jig allows for quick and effortless dowel making. It is suitable for cork and woodworking projects.5. IMPROVED WORKPIECE CONTROL: Our doweling tool features coarse holes that effectively maintain the forward direction of the workpiece, resulting in straighter dowels and better accuracy, especially for longer dowels or wooden rods.Specification:Item Type: Dowel Maker Jig KitMaterial: Aluminum Alloy Hole Diameter: 8mm (0.3in), 9mm (0.35in), 10mm (0.39in), 12mm (0.47in), 14mm (0.55in), 16mm (0.63in), 18mm (0.7in), 20mm (0.79in)Surface Treatment: Anodized for rust resistanceBlade Material: Cemented Carbide Applicability: Suitable for woodworking and cork production.Package List:1 x Dowel Maker1 x L Wrench