RivCut is a precision CNC machining company in Union City, California, specializing in high-accuracy milling, turning, and prototyping services for aerospace, medical device, robotics, and automotive industries. We focus on tight-tolerance CNC machining and custom prototype manufacturing with quick turnaround times. Our capabilities include 3D machining, low-volume production, and complete material sourcing and finishing. RivCut combines the speed and flexibility of a startup with world-class machining precision, providing reliable CNC parts, transparent communication, and collaborative engineering support. We help innovators and manufacturers bring complex designs to life — built on trust, clarity, and precision machining expertise.