Features Convenient and Practical Set: This set includes 40pcs cutting wheels of various sizes (25mm, 22mm, 18mm, and 16mm), a screwdriver, and a connecting rod, providing convenience and versatility for a wide range of cutting tasks. Incisive and Wear-Resistant: The cutting wheels are evenly coated with diamond particles, ensuring sharpness and wear resistance for efficient and stable cutting, enhancing durability and precision. Versatile Cutting Options: Different outer diameters cater to various cutting situations, making installation and replacement easy, and expanding the range of applications, offering flexibility and adaptability. Standardized and Reliable: The cutting discs, connecting rods, and screwdrivers come in standard sizes, ensuring easy installation and safe, reliable , promoting convenience and peace of mind. Widely Applicable: Compatible with most rotary and pneumatic tools, suitable for cutting stones, glass, ceramics, and porcelain, making it an indispensable tool in industry and woodworking, providing versatility and utility. Features: 1、SPECIFICATIONS: Including 40pcs cutting wheels, with 25mm, 22mm, 18mm and 16mm sizes, with screwdriver and connecting rod, convenient and practical. 2、DIAMOND PARTICLE: These cutting wheels are evenly coated with diamond particles, which are incisive and wear resistant for efficient and stable cutting. 3、VARIOUS SIZES: Different outer diameters are suitable for different cutting situations, easy to install and replace, and have a wide range of applications. 4、STANDARD SIZES: These cutting discs, connecting rods and screwdrivers come in standard sizes for easy installation, as well as safe and reliable . 5、WIDE APPLICATION: Suitable for most rotary and pneumatic tools for cutting stones, glass, ceramics and porcelain, widely used in industry and woodworking. Specification: Item Type: Cutting Wheel Set Inner Diameter: Approx. m /0.12in Outer Diameter: Approx. 25mm / 1in, 22mm / 0.87in, 18mm / 0.71in, 16mm / 0.63in Quantity: 50Pcs Color: Silver Package List: 10 x Cutting Wheels OD 25mm 10 x Cutting Wheels OD 22mm 10 x Cutting Wheels OD 18mm 10 x Cutting Wheels OD 16mm 2 x Screwdrivers 8 x Connecting Rods Package List 10 x Cutting Wheels OD 25mm 10 x Cutting Wheels OD 22mm 10 x Cutting Wheels OD 18mm 10 x Cutting Wheels OD 16mm 2 x Screwdrivers 8 x Connecting Rods