Felt buffs are ideal for sharpening chisels with our green or white compounds. Our 100% wool, 6" diameter, 1" face width gives you the best surface area. Ideal for all your knife sharpening needs, usually used with our white or green rouges. The 1/2" arbor hole fits almost all bench grinders & could even be used with our arbor adapter! Now also available in 1" arbor hole.