core drill

(redirected from Core bits)
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Noun1.core drill - a drill that removes a cylindrical core from the drill hole
core bit - a hollow drilling bit that is the cutting part of a core drill; allows core samples to be taken
drill - a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)
References in periodicals archive ?
Now these core bits of light-diffracting technology, precision-tooled, are being put to applications in agriculture, food inspection and non-invasive medicine, as well as military reconnaissance and homeland security, he said.
com)-- National Diamond Enterprises, a leading producer and distributor of core bits and diamond saw blades in the United States, is now offering the best selling diamond blades at the most competitive prices.
Accessories include Sawzall blades, jig saw blades, band saw blades, circular saw blades, hole saws, twist bits, selfeed wood boring bits, core bits and diamond blades, grinding wheels, wire brushes, router bits, screwdriver bits, sanding discs and belts and percussion bits.
The KBH 25 uses patent-pending technology developed by FEIN to enable hand-guided core drilling that combines a high-performance hand drill with special carbide core bits.
10 Use diamond core bits to cut holes in the tiles for the pipework.
m] of the drilled rocks that has been detected additionally on sampled rock cores obtained by means of diamond core bits.
Founded in 1992, Diamond Back offers a full line of diamond blades and diamond core bits to the construction equipment industry through rental operators, AED, STAFDA, and to the lumber and industrial markets.
Its wide range of diamond-impregnated and other types of core bits are manufactured in a modern 6,000 [m.
The DCS encompasses several primary subsystems: a tubing/drill-rod string for offshore deep water slimhole drilling and coring operations; special slimhole (less than 15 centimeters outside diameter) diamond core bits to function in a variety of operating environments; a modified wireline retrievable core barrel, modeled after a mining-style design; an electric top drive, secondary compensation system, mud-pump controls, hydraulic power unit, and other ancillary support functions; and a specially designed, tapered stress joint, for modulating American Petroleum Institute drill-string bending stress at the hard-rock base.