Midstate Tool & Supply, Inc. Located in Altoona, PA, is a warehouse distributor serving the automotive and industrial tool and equipment markets nationally and internationally with in-depth inventories of automotive and industrial tools, equipment and autobody supplies. Midstate Tool & Supply, Inc., inventories approximately 70,000 items of professional tools, autobody supplies and equipment from more than 335 United States-based leading brand manufacturers in its 115,000 square foot warehouse and office facility.