Our factory specializes in producing steel balls, steel forging, foundry alloy steel ball, steel forging. Ball diameter sizes from 30mm diameter to 110mm. Steel forging from 20x25mm, 25x30mm, 30x35mm.'s External processing. Our strong technical force, long history of production and timely delivery. Strict quality control. By domestic and foreign users. Welcome to the new and old customers to negotiate. (more>>)