The phrase "air drill" is correct and usable in written English.
It can be used in contexts related to drilling equipment or techniques that involve air pressure or pneumatic systems.
Example: "The construction team utilized an air drill to efficiently penetrate the concrete surface."
Alternatives: "pneumatic drill" or "compressed air drill".
The most critical complications of craniotomy are caused by the plunging of a skull drill, and there have been no reports of penetrating brain injury caused by the broken burr of a high-speed air drill during craniotomy.
Seven and a half hours a day, six days a week for four months, Dr. Logan Clendening, who was trying to write calmly about health, listened to the clatter of an air drill outside his window, and then he went out and swung an axe at the safety valve.
Sommeiller also designed an air drill that eventually made it possible to move the tunnel ahead at the rate of 15 feet per day and was used in several later European tunnels until replaced by more durable drills developed in the United States by Simon Ingersoll and others on the Hoosac Tunnel.
Silent in the middle of turmoil, a cube of heat and expectancy, the place felt exciting and we were visited by a fresh sense of the surrounding city... Weather, the calamities, the dead ends, the air drill poised to open the street, the dentist's drill poised ready to open the tooth..
By Ernest LaFrance and Wolcott Gibbs The New Yorker, February 25 , 1939P. 9 Seven and a half hours a day, six days a week for four months, Dr. Logan Clendening, who was trying to write calmly about health, listened to the clatter of an air drill outside his window, and then he went out and swung an axe at the safety valve.
By Edward Mrs. Friendly and James Thurber The New Yorker, September 7, 1929 P. 17 Querulous executive in ill temper because of a compressed air drill outside his window, instructs secretary to tell visitor to go to hell, but adds, "Dont antagonize him".
The major issues with air drilling fluids are downhole combustion and the ability of the air drilling fluid to carry formation water from the well.
Unlike the aerated and stable foam drilling fluids, the modeling of air drilling fluids is not a rheology issue.
Japanese fighters conducted joint air drills with US supersonic bombers near the Korean peninsula on Tuesday, Japan's air self-defence forces said.
On Tuesday, Japan conducted joint air drills with two US B-1B Lancers – capable of carrying nuclear bombs – near the Korean peninsula.
This facility allows for the testing of all kinds of mechanical and thermal ice drills throughout the year, including electromechanical cable-suspended drills, hot-water drills, rapid air drills, thermal sondes for subglacial lake exploration, and others.
