Product Description Extended shaft New and high quality This pencil polishing brush is ideal for the polishing and finishing stages. Widely used in aerospace, factory maintenance, foundry, automotive, metal fabrication and shipyards. Wheel brush diameter: about 6.0mm Shank diameter: 3mm Package include : 1pcs NOTE 1.Please allow slight deviation for the measurement. 2.Due to the light and screen difference, the item's color may be slightly different from the pictures,thanks for understanding.