Feature:1. FINE MATERIALS AND PROCESSES: Ensure that the cutting disc cut the workpiece more stably and smoothly, reducing burns on the surface of the workpiece and cutting pieces.2. ACCURATE AND FAST CUTTING: Ultra thin design, fast and burr free, accurate hole cutting, minimal material loss.3. EASY TO INSTALL: Well crafted in standard size, 100mm outer diameter, and 16mm inner diameter, check the size for better fit!4. APPLICABLE MATERIALS: The cutting wheel has strong aggressiveness and can cut metals, iron, steel, stainless steel, fiberglass, and aluminum ultra quickly and without burrs.5. DIAMOND SAND MATERIAL: Made of premium diamond sand material, this cut disc is strong and sturdy, wear and scratch resistant, ensures a long service life.Specification:Item Type: Cutting WheelMaterial: Diamond SandApplication: Used for cutting fiberglass, steel, iron, plastic, stainless steel, including steel pipes, steel pipes, structural and galvanized steel, metal sheets, structural pipes, black steel, and other ferrous metalsSize: Outer Diameter: Approx. 100mm / 3.94inInner Diameter: Approx. 16mm / 0.63in.Package List:20 xCutting Wheel