40mm diamond blade with 6mm shank cutting disc wheel for engraving and cutting tiles, granite, marble, and ceramic. Provides fast and precise cuts. The diamond grinding grains reduce vibrations and ensure straighter, quicker cuts. Sharp and resistant to sinking in, with excellent wear resistance. Achieves high cutting speed, capable of cutting ceramic tiles within one minute, saving time and effort. Strong and durable stone cutting blades made from high-quality diamond steel using hot press sintering technology for extended lifespan. Features an improved soldering process to prevent deformation and cracking, offering safer operation. Designed for both dry and wet applications on a variety of materials. Easy to install and remove, providing flexibility, lower costs, and simpler operation. The blade has a 40mm diameter and 0.2mm thickness. Suitable for precision cutting, trimming, and shaping of granite, marble, and concrete. Also effective for cutting wood, plastic, and metal. Available in two specifications: sharp type and wear-resistant type. Sharp blades offer smoother cutting performance, while wear-resistant blades provide longer service life. Easy to use and maintain, offering a cost-effective solution for stone cutting. Package includes: 5/10 pieces of wear-resistant or sharp type cutting blades, or 10 pieces (5 wear-resistant + 5 sharp type). Note: 1. Due to differences in monitor displays and lighting, the actual item color may vary slightly from the images. 2. Please allow 1-3 cm variation due to manual measurement. (1 inch = 2.54 cm)