Longer Life,Superior Finish Higher Productivity,Superior bend recovery Environmentally Safe,Consistent Performance Abrasive Brush are used in marble, granite, limestone slate, sandstone, travertine and so on. Through grinding the surface of the stone, it could get the archaized effect.It adopt TYNEX®A from DuPont U.S.A(Nylon 612 with grit inside),it has the advantage of high speed of aggressive, ...