Sentence examples similar to hollow drilling from inspiring English sources

Sampling a tree involves hand-screwing a long, hollow drill bit into the trunk.

A hollow drill is usually used, and water or air is passed through it to remove the cuttings and cool the drill bit.

Other bars and rods of other alloy steel; angles, shapes and sections, of other alloy steel; hollow drill bars and rods, of alloy or non-alloy steel.

Over the next four years the project's members will use a long, hollow drill to cut and retrieve a cylinder of ice roughly 3.5km long and 12cm across.

In core drilling, a hollow drill bit is attached to a core barrel so that cylindrical samples of the strata can be obtained.

The problem of removing the cuttings from horizontal drill holes was eventually solved by the invention of the hollow drill with an air channel for blowing compressed air into the bottom of the hole.

His first experience of warfare, at 16, had ended with an arrow piercing his left cheek as far as the bone at the back of the skull; it was removed with a hollow drill-bit, bigger than the wound, without anaesthesia.

Specification of the hollow drill tool and twist drill bit has been listed in Table 1.

Ultrasonic vibrations were given to the hollow drill tool through the ultrasonic power generator.

The same area of the hollow drill tool was investigated every time.

Similar observations were made at two other locations on the hollow drill tool.