EZARC Cut Off Wheel 50 Pack, 4.5" x .045" x 7/8" Cutting Wheel, Metal & Stainless Steel Cutting Disc for Angle Grinder These cutting discs last longer and enable you to work quickly with less effort. Use them to cut workpieces made of metal and stainless steel. Extremely Long Life Iridium-plated white corundum, high-quality phenolic resin, reinforced with layers of fiberglass mesh ensures long life and reliable safety. Sharpness & Durability These cutting discs are made by a special process of alumina abrasive to ensure extra toughness, sharpness, and durability. Great Cutting PerformanceThe ultra-thin design of 0.45inch thickness cutting off wheels provides fast, precise, and clean cutting performance with minimal burrs and material waste. Wide Application: These 4-1/2" cutting wheels are specially designed to attach to angle grinders. These cutting wheels are versatile and ideal for super-fast and clean cutting of carbon steel, stainless steel, iron, copper, and all other ferrous metals.