Noun:

రాక్ డ్రిల్,

rock drill's Usage Examples:

whorls, and the common name refers to the resemblance of their shells to rock drill-type drill bits.

1882-The rock drill was at work at Dolcoath, Tincroft, East.

These gastropods have extremely high spired shells with numerous whorls, and the common name refers to the resemblance of their shells to rock drill-type.

1871 when Simon Ingersoll formed the Ingersoll Rock Drill Company after patenting a steam-powered rock drill design.

He invented the "Sharp–Hughes" rotary tri-cone rock drill bit during the Texas Oil Boom.

including the iron objects recently found on Lot 21, which he explains are swages from the late 1400s, used for sharpening rock drills.

rock drill, a shirt-neck shaper, gas burners, ball-bearings, a wire-straightener, and various electrical apparatus.

A Frenchman, François Cavé (fr), designed a rock drill that.

Pelton impact water wheels powered the rock pulverizers, and air compressors that supplied a hoist and rock drills within the.

Johannesburg, South Africa, in 1918 by Herman Moser to manufacture rock drill spares for the mining industry in Johannesburg.

Hugo Borchardt had many non-firearms patents: a rock drill, a shirt-neck shaper, gas burners, ball-bearings, a wire-straightener.

textile milling; shipbuilding, ship repairing, and/or shipbreaking; sandblasting; industrial tasks; rock drilling (subways or building pilings); or agriculture.

valve, was an important feature of the Ingersoll rock drill, the first successful compressed air rock drill for use in mining and tunneling.

Synonyms:

straight-fluted drill, cross bit, straight flute, bore bit, stone drill, star drill, borer, drill,

Antonyms:

unsteady, unstable, uneven, agitated,