Structural steel bending and fabricating specialists. Kottler Metal Products is proud to have one of the largest pipe, tube, and structural steel bending capacities in the Midwest, bending up to 10" angle, 20" pipe and tube, and 40" channel and I-beam, both easy-way and hard-way. Family owned and built on a 100+ year legacy, our business philosophy is based on a dual commitment to quality and service. For five generations we have maintained the tradition of producing the highest caliber of metal fabrications throughout the world. (less)