we are a factory of production and exportation in manufacturing forged steel ball professionally in China. the forged steel ball can be used in industries of cement building material,metallurgical selection in mine,grinding coal in power plant,chemical industry and machinery,etc enclosed is the introduction of our products,if it is covenient to you,please have a look at that and tell us the one you like best,we will offer you products with best price and high quality email:sdshengchuang@yahoo.com.cn