Cranes; Cutting machines; Electric drills; Electric hand-held drills; Electric jacks; Electric welding machines; Hoists; Hydraulic jacks; Hydraulic presses for metalworking; Hydraulic torque wrenches; Lifting jacks other than hand-operated; Mechanical hoists; Mobile cranes; Power-driven wrenches; Power-operated spray guns; Screwdrivers, electric; Soldering irons, electric; Soldering irons, gas-operated; Welding machines, electric; Wind-powered electricity generators