... &hardness 3.High precision 4.Oem offered 5.Sintered bronze bushing Nantong Runfeng Powder Metallurgy Co., Ltd. is specializing in ... 6.we can make the products according to customers' drawings or requirement.7.short deliver time.8.The products we produce ... gear,bevel gear,helical gear,sleeve,copper sleeve,sleeve bearing, bushing, bush,pulley,timing pulley,structural parts,powder metallurgy parts,nut,auto ...