The bolting process is a term used by variety of construction and industrial trades to assemble structural members. Bolting is the process of tightening or torqueing structural bolts by turning the nut and holding the head of the structural bolt until the required clamp force on the structural joint is achieved.

A type of hoist, chain falls are used for lifting and hoisting purposes. Chain falls are constructed to be highly efficient and enduring, and offer superior durability to suit the wide range of industrial and construction applications they are most commonly utilized within.

As the borough with the largest area, Queens represents a large proportion of sites that require quality services of repair, rental, inspection, certification, installation, customization, preventative maintenance, and efficiency auditing of capital equipment.