... steel, aluminum 3,Production mode: Turning, machining 1,Machine parts,cnc machining part2,Material: brass, stainless steel, aluminum3,Professional ... .brass pin 2.brass terminal 3.turning parts Machine parts 4.fasteners 5.pen accessories 6.promotional penEpuipment ... : auto lathes,CNC lathes, milling machines, grinders, gauge lathe,polishing machines,precision grinding tool machines,thread rolling ...