Cutting Disc 4" (107x1.2x16mm) Ultra-Thin Design: Thickness Ranges Precise cuts with minimal material loss. Made by higher quality special white alumina corundum to ensure best sharpness. High Cutting Efficiency: Sharp edge profile ensures smooth and clean cuts on metal and stainless steel. Durable Construction: Reinforced with 2 layer high-strength fiberglass mesh for added safety and stability. Versatile Use: Suitable for cutting stainless steel, mild steel, iron and other ferrous metals.