1)Specification:9"*4.5" 2)It is for PSA/loop backed quadrate sand paper 3)Desgned with q tough durable foam body for long life Specification:9"*4.5"It is for PSA/loop backed delta sand paperDesigned with a tough durable foam body for long pad life.Pad has tapered edge for ease of sanding on contoured surfaces.Match Mashine: 1/2 Palm Sander. Quadrate velcro sanding backing Pad
