[High-quality Material]This dowel board is made of high-quality aluminum alloy, which is strong and durable, and the surface is anodized, which is not easy to rust and can be used for a long time. [8 Hole Design]This dowel maker has 8 holes of different diameters: 8mm, 9mm, 10mm, 12mm, 15mm, 16mm, 18mm, 20mm, to meet your various working needs. [Effective]Equipped with indexable round carbide blades, which are sharp and durable, making this dowel making machine more efficient and easy to use, saving your time and energy. [Easy to Use]Loosen the screw, rotate the red blade holder to the desired diameter, re-tighten the screw to start crafting. The included blades can also be used in interchangeable positions for easy convenience. Material: aluminum alloy colour: black+red Package Contents: 1 x Adjustable Electric Drill Turning Tool 2 x blades 1 x Blade Wrench 1 x Adjustment Wrench 3 x Screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.