Circle cutter adjustable from 40 to 300mm in diameter. Compatible with a 10mm shaft 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 hole drilling. 【Features】 ・Wide range of sizes (40-300mm) ・Can be used on various materials such as wood, laminate, plastic, acrylic, plywood, plaster, rubber, and cardboard ・Smooth drilling is possible by pre-drilling a pilot hole ・Ideal for DIY and remodeling projects 【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.