This alloy steel cutting disc can be used with your rotary tool. You can use it for cutting boards, corkboards, chipboards, wood laths, etc. The two-way 40T sawtooth provides a fast material cutting experience that saves you time and effort. In wide applications, this cutting disc can be widely used for smooth-cut of wood board, corkboard, wood chipboard, wood lath, etc. Features: Preferred Material: This cutting disc is made of alloy steel material, which is superior in wear and corrosion resistance, is less prone to rust, and can provide a long service time. High Sharpness: The 40T two-way sawtooth provides a rapid material cutting experience that saves you time and effort. 1.8mm Thickness: The ultra-thin design is more efficient to use and will cause less debris and dust and help save material during use, giving you a healthier experience. High Compatibility: With a 110mm diameter and 20mm bore size, the support works with the rotary tool to complete the cutting job, making it a practical tool accessory for DIY, craft work, and woodworking. Easy Installation: The installation and disassembly process is very convenient and does not take much time. Wide Application: This cutting disc can be used in a wide ranges of applications, such as the smooth cutting of wood boards, cork boards, chipboards, and wood laths. Specifications: Name: Sawblade Material: alloy steel Outer diameter: 110mm / 4.33in Inner hole diameter: 20mm / 0.79in Thickness: 1.8mm / 0.07in Package size: 180 * 145 * 15mm / 7.09 * 5.71 * 0.59in Package weight: 75g / 2.65ounce Packing List: 1 * Cutting Disc