KHK USA is a supplier of metric gearing designed for use in industrial automation applications. We offer over 15,200 configurations of spur gears, helical gears, internal ring gears, gear racks, straight, spiral & zerol miter gears, straight, spiral, zerol and hypoid bevel gears, screw gears, worms & wormwheels, ratchets & pawls, gear couplings, involute splines & bushings and right angle gearboxes. Materials include: acetal, brass, bronze, cast iron, aluminum bronze, carbon steel, alloy steel, nylon, stainless steel, and fiber-filled nylon. We offer free 3D CAD models for all of our products and delivery for almost every item is within 3 business days.