... We are specialize in produce all kinds of precision cnc non-standard machinery parts(nuts,bolts,fasteners,etc),our products are ... iron,stainless steel,alloy steel,aluminum,aluminum alloy3 Standard ISO ASTM GB ASTM DIN JIS4 Process drawings-mould making ... melting furnance,casting machines,drill machine,laser cutting lathes,CNC machines,grinding machines,punching lathes,mill machines7 Inspecton spectrum ...