Flap discs are a versatile grinding and finishing tool consisting of three main components: a backing plate, adhesive, and pieces of abrasive cloth. The abrasive cloth is cut into rectangular flaps, overlapped, and glued to the backing plate. Flap discs are designed for right angle grinder applications ranging from heavy stock removal to surface blending

• High performance zirconia alumina plus abrasive
• Polyester flaps
• Durable fiberglass back
• Semi-open coat
• Aggressive cut and long life
• Up to 30% longer life than competitive zirconia alumina products
• Improved durability
• High strength, lightweight and absorbs vibration
• Retards loading on aluminum
• Standard flap density
• Better tier

Norton® Bluefire R884 66254461170 Flap Disc, Type 29 Conical, Outer Diameter: 4-1/2 Inch, Arbor Hole / Thread Size: 5/8-11 Thread, Grade: Medium, Grit: 60, Max Speed: 13300 Rpm, Abrasive Type: Zirconia Alumina Plus, Backing: Fiberglass, Mounting: Threaded, Product / Materials Abraded: Mild Carbon Steel And Weld