OEM Powder Metallurgy with drawing Type:Powder Metallurgy Spare Parts Type:Powder Metallurgy Material:Stainless Steel Plating:Chrome After-sales Service Provided:Free spare parts Weight:15~70g Color:Stainless steel Shape:Customed Tolerance:0.03~0.05 mm Technology:Metal Injection Moulding . Size:H7.17*19.73mm