prototyping in Lancaster

Sem is an Ohio machining shop. We specialize in everything from milling, lathe work, production, job shop, fabrication, engineering, prototypes, and one offs.

The Trusted source for CNC Machining, your designs and our experience shaping the future for all industries. ISO Certified and ITAR Registered. CNC Milling, CNC Turning, EDM Wire/ RAM and more. P…

Manufacturing solutions from prototype to production; experienced engineers and state-of-the-art equipment. Start with us and get it right the first time.