Our company is the unique one manufacturer in China who have the most advanced production line. We produce  precision steel ball up to G5,size is ranging from 0.5mm to 250mm and Processing material for bearing steel balls, stainless steel, carbon steel, glass, plastic, copper.
What's more, our products are in competitive price base on the excellent quality.
welcome to visit http://www.qrsteelball.com/
contact Ms. Mica: opinion(at)chnsteelball.com  0086-760-88991166--605(ext.)