... part OEM drawings for various part metal yoyo ball Materials : Iron; Stainless steel 304/316/316L; Alu 6061-T6, 7075- ... condition,Television,DVD,Vacuum sweeper and so on;-Toys:Car model,Motorcycle model and so on;-Hardware:Faucet,Head shower,bath equipment, ... Mobile Phone,Digital Camera and so on;-Transportation:Automobile parts,Motorcycle parts,Instrument board and so on;-Medical treatment devices: ...