... :510g 3.Shape:Spur gear 4.Surface treatment:Zinc plated High quality cnc machining zinc plated steel spur gear ... Passivation, Sand blasting, Brushing & ploshing etc.3) Processing equipments:CNC machining center, CNC lathe, grinding machine, automatic lathe machine, conventional lathe machine, ... ) Drawing format:. pdf/.dwg/.igs./.stp/x_t. etc7) Terms of trade:EXW, FOB, CIF8) payment:T/T9) Packing:Foam ...