MULTIFUNCTIONAL CUTTING DISC: The highest quality cutting wheels. These discs are extremely versatile and can be used in applications ranging from general metal cutting to slicing rebar to cutting angle grinder. GRASSLAND 4 1/2 cut off wheel is made of aluminum oxide grains that are durable and safe. It also provides aggressive cutting action and longer service life. Perfectly compatible with all 4-1/2 inch angle grinders with 7/8 inch(22.2mm) arbor, and thickness 0.047 inch. THIN WHEEL DESIGN: GRASSLAND cut off wheel has a thin design for fast burr free and precise cutting performance with minimal material loss. The thin technology ensures accuracy and reduces the workload. The tough abrasive cut-off wheels are perfect for super-fast, clean cutting in carbon steel, stainless steel, pipe, iron, copper, and all other ferrous metals. The cutoff wheels perform much more aggressive cutting longer, faster, and reliably than other wheels that may shatter or prematurely wear. SAFE & DURABLE: Our thin grinder wheels offer a premium level of performance and extended wheel life. This GRASSLAND cutting wheel is bonded with aluminum oxide grain, to perform much more aggressive cutting in ferrous metals and stainless with safety and longer service life. During cutting metal applications, safety precautions are necessary to increase efficiency. Our metal cutting disc with solid steel wheel body 100% avoids the risk of shatter and injury for added safety. VERSATILE APPLICATIONS: GRASSLAND 4.5 cut off wheel for metal is suitable for all kinds of angle grinders. This thin cutting wheel 4 1/2 for angle grinder are designed for hard and continuous use on all metal, fiberglass, iron, plastic, steel, and stainless steel parts. The cutoff wheel 4-1/2 is made to be attached to an angle grinder and can be used to cut steel, stainless steel, fiberglass, plastic irons, and all other ferrous metals for aggressive cutting action. YOUR SATISFACTION IS GUARANTEED: At Double goats, we understand that you are placing your trust in us to provide you with the highest quality cutting disc products available. Regardless of your finishing application, GRASSLAND Abrasive products can help you get the job done with its full line of high-quality aluminum oxide cut off wheels from a name you can trust. We have 100% confidence in the quality of our products. Not only are our cutting discs made with love, but we go above & beyond with our customer care.