37 Installation, maintenance, servicing, repair, refurbishment, replacement, modification, dismantling and rental of cranes, lifting, pulling and hoisting apparatus, construction equipment, pumps, pumping equipment, hand tools, welding and cutting equipment, air compressors, generators, blasting and painting equipment, hoses, lighting, cooling and heating equipment, gas detection equipment, and parts and fittings for all the aforegoing; installation, maintenance, servicing, repair, refurbishment, replacement, modification, dismantling and rental of engines, gearboxes, winches and booms for cranes and lifting equipment; advisory and information services in the nature of preparation of reports relating to installation, maintenance, servicing, repair, refurbishment, replacement, modification, dismantling and rental of cranes, lifting, pulling and hoisting apparatus, construction equipment, pumps, pumping equipment, hand tools, welding and cutting equipment, air compressors, generators, blasting and painting equipment, hoses, lighting, cooling and heating equipment, gas detection equipment, and parts and fittings for all the aforegoing and installation, maintenance, servicing, repair, refurbishment, replacement, modification, dismantling and rental of engines, gearboxes, winches and booms for cranes and lifting equipment; information, advisory and consultancy services relating to all the aforegoing