Air Leg Rock Drill Instructions

Install the drill rod and bit, and connect the air and water hoses. Place the air leg in a stable position and adjust the angle of the rock drill. Turn on the air and water supply, start the rock drill, and begin drilling. [pdf]

Core drill rig use

Core drilling is a method of drilling that involves using a special drill bit and drill to remove a cylindrical core of material. This technique is often used in construction and other industries to create holes. [pdf]