(h) A repair or replacement part or accessory purchased for use in maintaining, repairing, or refurbishing machinery and equipment used in manufacturing.
(2) Manufacturing machinery and equipment does not include: Vehicles required to be registered for operation on the roads and highways of this state; hand tools; office equipment; and computers, software, and related peripheral equipment not used in guiding, controlling, operating, or measuring of the manufacturing process. Machinery or equipment does not need to come into direct physical contact with any of the raw materials, components, or products that are part of the manufacturing process to be considered manufacturing machinery or equipment.