drill steel

A high-grade steel used in tools and dies that is made by fusing low-carbon steel with charcoal or cast iron. Also called crucible steel.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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Noun

drill steel - carbon steel used for rock drills and dowels

drill rod

carbon steel - steel whose characteristics are determined by the amount of carbon it contains

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References in periodicals archive ?

Driller drills borehole to proper depth on the drill steel.

Controlling the Floor: Using Modern Blasting Techniques to Solve the Problem of Toes and Elevated Floors After a Blast

For smaller diameter bores as may be the case with many HDD projects, open joints and seams in the bedrock could result in a preferred path of least resistance for the drill string, potentially resulting in excessive drill steel deflection along the drill path.

Rock mass properties and their potential impacts on trenchless projects

As part of his new position, Gene will oversee all customer sales for our diamond roof-bolt products, including our Viper bits, ceramic dust hogs, diamond-tipped wet bits, reamers and bit seats, and high-speed drill steel.'

-Brady Mining names new sales manager

* Drill rigs are surrounded by wood "patios" keeping equipment, drill steel and workers off the tundra.

Pebble facts

Rescuers quickly shut down the drill rig and their compressors - anything that could drown out signs of life from down below - and rapped again and again on the drill steel in an attempt to contact the miners.

Hope runs out for miners as rescuers' signal is unanswered

of peak torque and I can drill steel with a 3/4" drill at 7-8 ipm."

From design to production, how a machine tool evolves

It has a 19.8 m mast making it capable of handling 18.3 m length drill strings with 340 mm diameter and drill steel using up to 406 mm drill bits.

Products & teams meet challenge

Dascomb is able to use his 19.2-volt Porter-Cable to drill steel doors, but doesn't hesitate to pull out a corded tool when drilling into solid concrete.

Cut the Cord

The total offset of 600 ft combined with the total length of 3000 ft is considered to be the most complex directional drill steel water main in the state, if not the nation.