rock drill

The officers gather for what they call the rock drill, a last session of planning.

A rock drill was supposed to be used but, when used it broke.

From his perch on the fourth floor, Graham threw the rock drill.

Johnny's shift had left the rock drills in place, still connected to the compressed air system, ready for use.

After the rock drill, platoons meet between the tents.

They carried with them an extra spool of superfiber and a rock drill.

Right next to the riverbank, men are already at work with rock drills, placing dynamite charges.

The rock drill began to bite into the loosely-packed topping of gravel.

There is a preliminary study for "The Rock Drill" in this show.

The drive was deserted, the roar of the rock drills was muted.

With the production of rock drills a change was made again to the business of metal machining.

Here a temporary power station was established for rock drills, lighting, compressors, etc.

If the last draconian showed up, it would get an unpleasant taste of a triple-headed rock drill.

This pressure is used to drive such piston-operated machines as rivet guns and rock drills.

There are also studies for key works, such as Study for Rock Drill.

He invented a steam rock drill and an air compressor and designed an ore dock.

In the experimental field there is a reconstructed loom, a rock drill and an original Schiebemühle.

From the Rock Drill sequence on, the poem's effort is to merge these two aspects of light into a unified whole.

Driller, who works a rock drill to bore holes for placing dynamite or other explosives.

They were offered the designs of a new rock drill by a James McCulloch.

It became known as the "Cornish Rock Drill", and achieved great commercial success.

The machine boy grinned an acknowledgement, and with his assistant lugged his rock drill into position.

We've coated rock drills, computer disks, stamping punches, watch crystals, all kinds of things.

Unfortunately, Simon Ingersoll never found a way to make a fortune from his rock drill and died nearly penniless.

Harvey re-joined the group for 1978's Rock Drill, but they disbanded shortly afterwards.