... stone wheels Efficiency and widly range . cup wheel is Suitable for non-ferous metal and ... ,works very rapidly and efficiency .We can produce the Cup wheels, grinding stone by different colours,different sizes, the ... products, the reasonable price, the best services.The cup wheel is used for grinding common non-ferrous metal ... X 5/8-- 11 , 3 X 2 X 5/8--11, 2 X 2 X 5/8 --- 11 . cup wheel for stone ...