Vacuum brazed technology provides longer service life and high working efficiency. Diamond particle coating offers enhanced cutting sharpness, higher hardness, and superior wear resistance. The base body is constructed from high manganese steel, providing excellent seismic and impact resistance for durability. Suitable for edge grinding and milling of marble, granite, quartz, microcrystalline stone, and artificial stone. Features a universal round shank design compatible with cutting machines, engraving machines, and routing machines for easy installation and removal. Ideal for stone edge profiling, edge grinding and cutting, marble trimming, and carving on ceramic, stone, and cobblestone. Applicable for drilling marble, granite, quartz, microcrystalline stone, artificial stone, slate, and similar materials. Not suitable for use on metal, wood, plastic, or tempered glass. Compatible with cutting machines, engraving machines, and routing machines. Package includes: 1 x Router Bit. Continuous water cooling is required during operation to maintain optimal temperature and extend tool life; dry operation is strictly prohibited.