The high concentration of diamonds provides a faster cutting speed, while the high quality of the diamonds provides a longer blade life. It has passed the EN13236 test to achieve the best grinding effect at the highest speed up to 12,250 rpm. Special Design: Professional tools with excellent cost performance due to the use of high-quality, high-temperature resistant diamonds. They withstand shock and high temperatures and reduce vibration thanks to the use of precision tool holders, making them more efficient and durable. Grinding segments with heat-treated steel bodies increase the durability and life of the grinding wheel. Ventilation holes for fast, dry or wet grinding with a long service life. Grinding wheels for angle grinders, used in concrete, marble, granite, adobe, gypsum sandstone, natural slate sandstone, artificial stone and natural stone, masonry, screed. These are high-quality disc grinding wheels, suitable for grinding marble, ceramic tiles, concrete, and rocks. High