Uxcell a15122800ux0618 150mm 25mm Thick Nylon Fiber Wheel Abrasive Polishing Buffing Disc Main Material: Nylon Fiber, Abrasive; Package Content: 1 x Polishing Wheel Product Name: Polishing Wheel; Weight: 99g Granularity: 180 Grit; Main Color: Gray Overall Size: 150 x 25mm/ 6" x 1"(D*T) Inner Hole Dia: 16mm/0.63"