This Bosch Professional Expert Metal Grinding Disc is designed for use with hand-held angle grinders. It offers an impressively long lifetime on metal with maximum safety. The disc features premium aluminium oxide abrasive grain, selected functional fillers and additives in a modern phenol resin bond matrix, making it particularly suited for metal applications. Its precision-manufactured fibreglass fabric ensures especially high disc stability and maximum work safety. The disc is intended for grinding metal. It has a depressed centre, a diameter of 125 mm, a bore diameter of 22.23 mm, and a thickness of 6 mm. The specification is A 30 T BF.