Memory Game MachinesOnline version Identify machines by Gilberto Marquez welding saw grinder Tool for cutting solid materials to prescribed lenghts or shapes. Most of them take the form of a thin metal strip or disk with teeth. drill press Device for producing holes in hard surfaces Uses a rotating abrasive wheel to change the shape or dimensions of a hard, usually metallic, body. lathe belt sander Machining process of using rotary cutters to remove material from a workpiece by advancing or feeding the cutter into the workpiece at a certain direction. Changes the size or shape of a piece of material, usually sheet metal, by applying pressure to a die in which the workpiece is held. punch press Machine used for smoothing, polishing or cleaning a surface, as of wood, plastic or metal. milling Technique used for joining metallic parts, usually through the application of heat. Shapes pieces of wood or metal by holding and turning them against a fixed cutting tool