We produce most kinds of model carbon steel balls, bearing steel balls and stainless steel balls. The main products are 3.0mm-30mm G20, G40, G100, G200, G500, G1000 level high quality steel balls with high accuracy and low noise. Please tell me the quantity, material, the dimension of the steel balls or the types of the bearings which will be produced, then we will give you our best prices for your reference. We can send our samples to customers for checking too.