guide bush 1.material:ZCuSn5Pb5Zn5/C83600 2.used in ... major production entities copper sets of machinery, solid mosaic bushings, linear bearings, lubricating fittings, high-pressure hose assemblies, hydraulic joints ... China, Germany, Japan, USA etc.. 3.ISO9001:2000,ISO1400 system certified. 4.Our company is largest manufacturer in local, ... our best to supply more information for you. guide bush