Premier Red Zirconia Alumina Type 29 Flap Discs, 4 1/2 in, 80 Grit, 5/8 in Arbor

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