4" x 1/2" X-Coarse Norton Blaze Rapid Strip TR Disc (5/box) Application Info: 31054 Norton Blaze 4" x 1/2" TR+ Rapid Strip X-Coarse Norton Blaze Rapid Strip TR+ Disc. Removes rust and paint from door jambs, seams and difficult to reach areas. Rust free alternative to a wire brush. Rugged design provides long life and continuous cutting action. Surface Strip discs offer extraordinary stripping power. Ideal for hard-to-reach areas. FEATURES & BENEFITS • Open web construction resists loading and is a great alternative to wire brushes and effective on sharp, jagged surfaces • Synthetic web impregnated with ceramic abrasive produces a very fast, aggressive cut amd will not rust • Thick and durable extending the product life