Use high-quality wool felt bobs for polishing or detailing metal, hardwood, soapstone and more. Mounted on 1/8" dia. shanks, these polishing bobs perform well for fine detailing and deburring, polishing and buffing in tight corners. You'll find soft, medium, hard and rock-hard density felt bob selections in a variety of head shapes, diameters and lengths. For all your fine detailing and intricate polishing needs, you just can't beat felt bobs from Grainger. Stock up now!