Machines, machine tools, mineral processing equipment, excavating machines, articulated tracks for vehicles; and parts of such machines, machine tools, equipment and tracks, including: swing jaw faces, fixed jaw faces, swing jaws, fixed jaws, toggle pads, cheek plates, hammers, breaker bars, liners, bowl liners, mantles, knives, bucket bushes, hammer faces, wear rings, jaw wedges, concave segments, dipper fronts, teeth, track pads, feed cones, keybars, toggles, wear plates, wear pads, and tread plates