Profile: Con-cor Co., Inc. offers concrete equipment such as core drills, flat saws and cut-off saws. We also produce diamond bits, diamond blades, saw chains and oil filters. Our core drills include slip handles, angle conversion, rack & pinion assembly and carriage assembly with wear platess. We render saw chains, which feature oilomatic drive links, prestretched chains, chromed cutters, hardened rivets and chamfered rivet holes.