Jack (tool)

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Hydraulic jack

A jack is a tool for lifting heavy items. There are many kinds of jacks.

  • Car jack or automotive jack - For lifting vehicles.
  • Scissor jack - The lifting mechanism is shaped similar to a pair of scissors.
  • House jack - A jack which can lift small buildings that are made of wood or similar lightweight material.
  • Hydraulic jack - Uses a liquid that is forced into a cylinder by a pump plunger.
  • Inflatable jack - An airbag-like jack that lifts its load when filled with compressed air.
  • Bottle jack - A jack with a cylindrical body and a bottle-like neck.