... We are specialize in produce all kinds of precision machinery parts(nuts,bolts,fasteners,washers,pipe fitting,washers, ... drawings-mould making-raw casting-sandblasting-rough machining-finish machining-surface treatment-product inspection packing-delivery5 Surface ... furnance,casting machines,drill machine,laser cutting lathes,CNC machines,grinding machines,punching lathes,mill machines7 Inspecton ...