We are specialized in manufacturing and exporting antique abrasive brush for marble and granite. Include Frankfurt type, Round type, Fickert type. Grit mesh trom steel brush, 36#,46#,60#,80#,120#,180#,240#,320#,500#. For detail about our products, please kindly browse our website If you are interested in any of our products, please feel free to contact me. Best regards, Ms.Hattie Wang