ITEM NAME:3pcs 100mm 4Inch Grinding Pad wool Polishing Disc Abrasive Wheel Felt Buffe E4C6 3pcs 100mm 4Inch Grinding Pad wool Polishing Disc Abrasive Wheel Felt Buffe E4C6 Brand New and high quality. Made of white wool material, durable and strong. Best for polishing glass scratches and stainless steel grinding. Material: Wool Color: Blue Thickness: 10mm/0.39 inch (appr.) Bore Diameter: 16mm (6.3 inch) for 100 angle grinder used Diameter: 100mm/3.94 inch (approx .) Package included: 3 x Polishing Disc Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.