You can choose the vacuum casting service of e-make.Vacuum casting is a low-cost but reliable way to make a few high-quality prototypes based on master model CNC or 3D printing, which is an ideal solution to make parts molded in a short time.This method is also suitable for rapid prototyping in engineering testing, proof-of-concept, pre-production evaluation, low volume production, sales and demonstration. Visit For More Information : https://e-make.co/