large machining, proto-type, design and build, complete product fabrication and machine, short run production, ferrous and non-ferrous materials, other materials, welding, casting, grinding, turning, milling, cnc milling, cnc turning

large turning and milling up to 100', up to 4 ton capacity.

turbine tools, wrenches, gauges, eyebolts, dies, taps, stud runners, bolt heaters, electronic reading devices, portable power distribution centers, plant shutdown equipment, tools, power tools, industrial tools and equipment,

precision quality tool and die products and service in michigan at competitive prices. proto tool skillfully manages new technology, equipment and human resources allowing effective results.