1 and 1/2 Inch Diamond Drum Wheel - Vacuum Brazed Grinding & Sanding Wheel for Stone, Concrete, Granite, Marble, Ceramic, Glass - Perfect for Sink Basin Hole Edge Polishing and Countertop Resurfacing

Their arbor of it is 5/8"-11 female Thread.

SPECIFICATIONS Coarse grit 30/40,

APPLICATION Vacuum brazed zero tolerance diamond drum wheels are made for grinding granite, marble, concrete, engineered stone and quartz materials.

1 Piece of 1 Inch 25mm Diameter, 1 Piece of 1 1/2 Inch 38mm Diameter, 1 Piece of 2 Inch 50mm Diameter.