Water pump impeller Material: 08F 1. Technical requirement is strict; 2. High quality; 3. Competitive price. Water pump impeller Material : 08FTechnical requirement:1. Workpiece surface smooth, the transition smooth without cracks, creases and other defects.2. Remove the sharp edges, burrs.3. If not marked tolerances, we will in accordance with the data -0.25~+0.25.4. Coated with anti-rust oil ...