Metal skips and containers; mechanically operated skips and containers of metal; refuse skips and containers of metal; muck and waste skips and containers of metal; tipping skips and containers of metal; self-discharging skips and containers of metal; drop bottom skips and containers of metal; mortar skips and containers of metal; drag skips and containers of metal; builders skips and containers of metal; metal frames; metal frames for supporting skips, metal skips, refuse skips of metal, muck and waste skips of metal, tipping skips of metal, self-discharging skips of metal, drop bottom skips of metal, mortar skips of metal, drag skips of metal, builders skips of metal; metal structures used as platforms; platforms of metal; structural platforms of metal; working platforms of metal; metal hoppers (non-mechanical); metal skips for use in carrying mixed concrete and/or mortar; mechanically operated metal skips for use in carrying and pouring mixed concrete and/or mortar; chutes of metal (other than parts of machines); gravity conveyors (chutes) of metal; flexible metal pipes; drip trays of metal for use with concrete skips or pumps; heavy duty carrying cages of metal; pallet cages of metal; material handling cages of metal used on construction and civil engineering sites; personnel cages of metal used on construction and civil engineering sites; skip handling cradles of metal; articles of metal for lifting loads; lifting slings of metal; lifting hooks of metal; grabs of metal (not being parts of machines); barriers of metal; temporary metal fencing; ground and/or road cover plates of metal; temporary road surface plates of metal; storage boxes and/or containers of metal; stillages of metal; metallic fuel tanks; metal water tanks; shackles, hooks, chain slings of metal; fuel tanks of metal; water tanks of metal (containers); water storage tanks of metal (containers)