Specifications:Color: WhiteMaterial: Wool + IronDIY Supplies: WoodworkingType: Abrasive PadOverall Length: 45mm / 1.8inPolishing Wheel Diameter: 25mm / 0.98", 13mm / 0.51"Wool Wheel Thickness: 8mm / 0.31"Handle Diameter: 3.175mm / 1/8"Handle Length: Approx. 38mm / 1.5"Felt Polishing Wheel Shank Diameter: 3mm / 1/8"Package Size: Approx. 11.5 * 11.5 * 6.3cm / 4.5 * 4.5 * 2.5in Package List:50 * 25mm Wool Wheel Brushes50 * 13mm Wool Wheel Brushes4 * 3.2mm Polishing Wheel Handle10 * 3*10mm Cylindrical Grinding Wheel15 * 3*8mm Conical Grinding Wheel