F

Metal fasteners, namely, bolts, screws, and nuts * intended for use by those who manufacture, assemble, maintain or repair tractor-trailer and other commercial or industrial trucks and commercial or industrial truck trailers or their components, but not including trucks primarily designed to move products or equipment (not including semi-trailers) in and around a building *

Machine parts, namely, [ positive displacement pumps,] bearings and bushings * intended for use by those who manufacture, assemble, maintain or repair tractor-trailer and other commercial or industrial trucks and commercial or industrial truck trailers or their components, but not including trucks primarily designed to move products or equipment (not including semi-trailers) in and around a building *