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3M 777F High performance, ultra-durable discs with ceramic 3M CubitronTM abrasive mineral - perfect for use on stainless steels. Features and Benefits • Highly durable stiff fibre backing and strong resin bond provide durability and tear resistance, even during heavyweight applications • Ideal for grinding and finishing weld seams on all types of metals Box of 50 Notes • Maximum rpm: 20,000rpm
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