12-letter words starting with drill
- drill collar — A drill collar is a thick tubular piece at the bottom of a drillpipe, which concentrates the weight on the rotating drill bit.
- drill string — (on a drill rig) the assemblage of drill pipes that link the drill bit to the mechanism that imparts rotary or reciprocating motion.
- drillability — Machinery, Building Trades. a shaftlike tool with two or more cutting edges for making holes in firm materials, especially by rotation. a tool, especially a hand tool, for holding and operating such a tool.
- drilling mud — a water-based or oil-based suspension of clays pumped into an oil well during drilling in order to seal off porous rock layers, equalize the pressure, cool the bit, and flush out the cuttings.
- drilling rig — rig (def 7).
- drillmasters — Plural form of drillmaster.
On this page, we collect all 12-letter words starting with DRILL. It’s easy to find right word with a certain length. It is the easiest way to find 12-letter word that beginning with DRILL to use in Scrabble or Crossword puzzles.