37 Leasing and rental of construction and heavy equipment for construction purposes, engines for use in construction equipment, diesel engines and equipment for use in construction, earth moving and material handling equipment for construction purposes, work tools in the nature of hand and power tools, and attachments and replacement parts in connection therewith in the fields of site development and construction, road building, earth moving, logging, industry, pipe laying, utility and waste management, and material handling; Leasing and rental of heavy equipment, earth moving and material handling equipment, attachments, and work tools, namely, rental of excavators, rental of drilling platforms, rental of power tools, leasing of building machinery, rental of earth moving equipment, rental of building equipment, rental of bulldozers, rental of drainage pumps, rental of gas or air compressors, rental of building scaffolds and working platforms, and rental of replacement parts in connection with the aforesaid equipment and tools; maintenance and repair of construction and heavy equipment, engines, diesel engines and equipment, earth moving and material handling equipment, and attachments, work tools, and replacement parts in connection therewith in the fields of site development and construction, road building, earth moving, logging, industry, pipe laying, utility and waste management, and material handling