The grinding disc is durable and resistant to damage, with a diameter of 4 inches (100 mm), thickness of 0.078 inches (2 mm), and a pore diameter of 0.78 inches (2 mm). Suitable for cutting and polishing various materials. Industrial-grade angle grinder discs feature a high manganese steel base, advanced welding technology, and a diamond-grit edge for faster, more precise cutting, improved vibration resistance, and extended service life. Designed for efficient performance, these durable discs are wear-resistant and heat-resistant, providing consistent grinding and clean, splinter-free cutting. Capable of cutting through various materials quickly and maintaining high-speed operation for extended periods without cracking. Offers low-noise operation and reduced dust generation. The 4-inch, 2 mm thick discs deliver fast, accurate cuts with a smooth finish, ensuring high efficiency and practicality for a variety of applications. Ideal for cutting and polishing materials such as color steel tiles, thin-wall tubes, angle iron, tiles, marble, red brick, and PVC pipes. Color: As Shown Material: Metal Size: 100 mm Package Contents: 10 x Cutting Discs Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.