... &hardness 3.High precision 4.Oem offered 5.Sintered bronze bushing Nantong Runfeng Powder Metallurgy Co., Ltd. is specializing in powder ... gear,bevel gear,helical gear,sleeve,copper sleeve,sleeve bearing, bushing, bush,pulley,timing pulley,structural parts,powder metallurgy parts,nut ... ,rotor and stator,oil impregnated bearing,blender bush,sintered bronze bushing etc.