Alunimum Grinding Flap Disc

Ideal for contour work
Aluminum oxide abrasive for fast, cool cuts
Durable overlapping fiberglass plates for flexibility
Quick change Plastic Speed Hub, Type 27. Application for Aluminum.. Wheel Diameter: 4-1/2"; Arbor: 5/8"; Thread size (TPI): 11; 60 Grits; Max. Speed: 13,200 R.P.M. ; Product weight (per wheel): 4oz;