This wool buffing wheel works on both electric and air operated buffers.

• Professional 7-1/2" x 1-1/2" wool with curved edge
• Fits standard common 7" backing
• Perfect for detailing cars, trucks and boats
• Made from 100% 1-1/2" twisted 4-ply wool
• Washable
• This pad has the hole in the middle and you can bury the lock nut behind the wool