The #1 Contractors Source for Concrete Cutting Equipment and Diamond Tools. We Make Concrete Cutting Easy. Tested, proven, and trusted since 1948, Esch has the largest diamond blade and cutting equipment shelf inventory in the Midwest. We stock the most in-demand construction brands and support all of our equipment with parts and services through our in-house repair center. Call today or stop by our showroom to see all that Esch has to offer.