Universal Size: Each disc is 4.13 inches in diameter with a 0.63'' metal center and 0.05″ thickness.
Wide Application: These cutoff wheels are designed for cutting fiberglass, steel, iron, plastic, stainless steel, and other ferrous metals.
Safe and Durable Material: Proprietary aluminum oxide grain combination for aggressive cutting action and proprietary material mix ensures durable long life.
Great performance: Perfectly compatible with all 4-1/2 inch angle grinders with 0.63'' arbor, operating up to 15200 RPM and 80M/S.
Safety: Wear all applicable safety gears for eyes/ears/face/hands/body/etc when using these discs.