Model Number: D-D-C-1-#5031 Brand Name: HUADA Key Specifications/Special Features: Fast cutting kinds of hard, medium hard, soft stone, like granite, marble, sandstone, limestone and other construction materialsLike concrete, asphalt, ceramic, porcelain, bricks and moreWith advantages of less chips, long lifespan and stable performanceHot sintered and laser welded are availableDiameter range: 4 to 9-inch (105 to 230mm)