Non-ball leadscrews are offered for demanding miniature applications, such as miniature pumps and dispensing systems, micro-actuators and laser and optical focusing mechanisms. Kerk Motion Products (Hollis, NH, USA) offers the Mini Series for demanding miniature applications, such as data storage drives, miniature pumps and dispensing systems, micro-actuators and laser and optical focusing mechanisms. Made of 303 stainless steel and omprised of small diameter, precision rolled, lead screw assemblies, the Mini Series provides reliable precision motion control at up to 1/10th of the cost of miniature ball screws. Built to last hundreds of millions of inches of travel without requiring external lubrication, maintenance or adjustment, Kerk’s Mini Series allows new designs and inventions to be manufactured at previously unattainable sizes and costs.