CGW-Camel Grinding Wheels offers a line of semi-flex discs for aggressive grinding applications which are engineered not to load up while working. Semi-flex discs are uniquely shaped to provide maximum chip clearance and air flow for longer working life and increased production times. Consisting of 21 items, CGW™s semi-flex line is offered in silicon carbide or aluminum oxide grains. CGW™s silicon carbide semi-flex discs are available in 4-1/2- and 7-inch diameters, 16-120 grit sizes and type 27 or type 29 shapes. Silicon carbide semi-flex discs are recommended for grinding nonferrous materials and for removing epoxy, glue or urethane from concrete. CGW™s aluminum oxide semi-flex discs are available in 4-1/2- and 7-inch diameters, 16-36 grit sizes and type 27 shape. Aluminum oxide semi-flex discs are recommended for removing rubber from gas pipe ends and grinding cold rolled steel, stainless steel, bronze, and iron. For more information call (800) 447-4248 or visit www.cgwheels.com.