· My company is specialized in custommade 50 mm 2500 mm of brass bush, tin bronze bushing, lead bronze copper, copper busbar, copper collar, brass, copper bag big iron worm gear, worm gear, copper big nut, seal ring, etc., of which cone crusher copper tile, rack bushing, main shaft bushing, the thrust plate, drive shaft lining is my company's strengths, the partial products by centrifugal ...