4 1/2" Backup Sanding Disc for Hand Grinder

Designed for use with resin fiber sanding discs, this angle grinder backing pad withstands rigorous use around the shop or job site! The backing pad features a ribbed surface that allows better air flow for extended disc life and a threaded adapter plate. For reliable performance with outstanding results with resin fiber sanding discs, pick up this durable polypropylene backing pad!

• Cast zinc alloy plate
• Raised rib surface
• 5/8"-11 threaded adapter plate
• 20,000 RPM max.
• 4-1/2" diameter