Indestructible disc for grinder，For Smooth Cutting,Chamfering,Grinding Of All MaterialsFREQUENTLY ASKED QUESTIONSQ: What is the purpose of this saw blade?A: Precise cuts, more convenient, safer and longer life.Q: What material is the disc made of?A: Diamond + High manganese steel matrixQ: Does the Indestructible Disc fit all angle grinders?A: It is a size of 4" x 0.1" x 4/5" only suitable for models of this sizeQ: Do I need protective gear?A: Protective gear should be worn at all times.Specification:Weight: 78gThickness: 2 (mm)Inner diameter: 20 (mm)Outer diameter: 100 (mm)Process: Brazing processMaterial: Diamond + High manganese steel matrixPackage Included:Composite Multifunctional Cutting Saw Blade × 5PcsNotice:Choose the right cutting blade according to your needs. Please read the relevant instructions before installing the diamond saw blade. Wear goggles, protective mask, safety shoes and overalls. During cutting, stopping cooling appropriately can increase the service life of the blade