Adjustable circle cutter for diameters from 40 to 300mm. Compatible with shafts of 10mm diameter and up to approximately 50mm thickness, it can be used with electric drills and drill presses. The blade rotates like a compass, allowing for clean cuts. 【Product Information】 Size (40-300mm): Approximately 32.5cm (length) x 14cm (width) Weight (40-300mm): Approximately 395g Shaft Diameter: 10mm Maximum Cutting Thickness: Approximately 50mm Please refer to the size information to determine suitability. A convenient item recommended for DIY enthusiasts. Shipped without a box.