WISCONSIN PRECISION, a leading manufacturer of Rapid Prototype Metal Components and production Investment Castings. Prototypes delivered in 10-20 working days-no tooling required. Our process is a proven method for prototyping your new product designs quickly and cost effectively. Enjoy greater design freedom and alloy selection to enhance the design and performance of your components. Select from over a 150 different non-ferrous and ferrous alloys. Parts weighing up to 110 lbs. (20``x22``x24``) can be produced and finshed to print.