Hoisting plugs are used when making up or breaking out the string and have drill rod thread connection at the bottom. Hoisting plugs are manufactured from alloy steel and are available in all sizes. Hoisting plugs are available in plain and bearing type for easier rotation. Hoisting Plugs are with AW drill rod / BW drill rod / NW drill rod connections.
Light duty hoisting plug and medium duty hoisting plugs are manufactured for geotechnical investigation, soil investigation and heavy duty hoisting plugs are manufactured for mineral exploration.
Hoisting plugs are also known as pulling plug / lifting bail.