The GU-650CNC turret-style CNC cylindrical grinder from Supertec Machinery Inc. (www.supertecusa.com) has three grinding wheel spindles mounted on a turret that rotates into position to give operators a single setup on a part. The grinder holds the workpiece in place as the proper wheels are rotated into position for grinding operations. The grinder holds a straight O.D. wheel, an angle wheel and an I.D. wheel, or it can be configured to handle a straight roughing O.D. wheel and a straight finish O.D. wheel.