DC drill bits.

Seismic while drilling : fundamentals of drill-bit seismic for exploration /
by: Poletto, Flavio, et al.
Published: (2022)

Drilling practice and jig design ; a treatise covering comprehensively drilling and tapping operations, and the design of drill jigs and fixtures for interchangeable manufacture /
by: Oberg, Erik, 1881-1951
Published: (1915)

Modern drilling practice : a treatise on the use of various type of single- and multiple-spindle drilling machines, including their application to standard and special operations, the relation of speeds and feeds to intensive production, and the different types of tools and fixtures utilized in progressive machine shops for increasing the range and efficiency of machines of this class /
by: Hammond, Edward K., 1885-
Published: (1919)

Bit temperature measurement in printed circuit boards with an infrared pyrometer /
by: Bolton, Robert William, 1953-
Published: (1993)

Russian drilling technology studies.
Published: (2000)

Evaluation of hole quality and bit life in graphite epoxy composites using video scanning /
by: Lednicky, Thomas Edward, 1961-
Published: (1985)

Parametric wear tests for drilling in thermoplastic fiber composites/metal stacks /
by: Hriscu, Iosif
Published: (1991)

Seismic while drilling : fundamentals of drill-bit seismic for exploration /
by: Poletto, Flavio
Published: (2004)

Jig and fixture design ; a treatise covering the principles of jig and fixture design, the important constructional details, and many different types of work-holding devices used in interchangeable manufacture /
by: Jones, Franklin D., 1879-1967
Published: (1942)

Rabota na koordinatno-rastochnykh stankakh : rekomendovano v kachestve ucheb. posobii︠a︡ v sisteme proizvodstvenno-tekhn. obuchenii︠a︡ rabochikh /
by: Glukhov, N. M. (Nikolaĭ Mikhaĭlovich)
Published: (1953)

Sovremennye radialʹno-sverlilʹnye stanki /
by: Bromberg, B. M. (Boris Moiseevich)
Published: (1958)

Quality driven performance for drilling in composites and metals /
by: Massarweh, Wael Abdalla, 1962-
Published: (1992)

Notes on a core bit for cable tools /
by: Moulton, Gail Francis, 1898-
Published: (1926)

Seismic while drilling : fundamentals of drill-bit seismic for exploration /
by: Poletto, Flavio
Published: (2004)

Practical designs for drilling, milling, and tapping tools ; an illustrated reference book for designing, drafting, and using modern types of drilling, milling, and tapping tools /
by: Hinman, C. W. (Chauncey Weed), 1873-
Published: (1946)

Supplementary code of fair competition for the diamond core drill manufacturing industry (a division of the machinery and allied products industry) as approved on May 31, 1934.
Published: (1934)

Amendment to supplementary code of fair competition for the diamond core drill manufacturing industry (a division of the machinery and allied products industry) as approved on July 18, 1934.
Published: (1934)

The rig and its maintenance : a home study course /
Published: (1965)

Determination of bit forces encountered in hard rock cutting for application to continuous miner design /
by: Demou, Sam G.
Published: (1983)

Practical designs for drilling and milling tools. : An illustrated description and reference book of the principles applied in computing, drafting, and designing of drilling jigs, gages, hand tools, tapping and milling fixtures; concluding with photographic cuts and discussions of heavy-duty drilling and milling tools in operation /
by: Hinman, C. W. (Chauncey Weed), 1873-
Published: (1938)

Evaluation of high rotary speed drill bit performance /
by: Ray, Randy Wayne, 1965-
Published: (1990)

Effect of symmetric bit wear and attack angle on airborne respirable dust and energy consumption /
by: Hanson, Bruce D.
Published: (1979)

Drilling of composite materials /
Published: (2009)

Bench drilling : performance and costs /
Published: (1979)

Influence of metallurgy on hole making operations (drilling, reaming, tapping, and others) : proceedings from an international symposium /
Published: (1978)

Prediction of demand to build drilling rigs, 1985 /
Published: (1975)

High-productivity drilling tools.
by: Astakhov, Viktor P.
Published: (2024)

High-productivity drilling tools.
by: Astakhov, Viktor P.
Published: (2024)

Principles of rock drilling /
by: Rao, Karanam Umamaheshwar
Published: (1998)

Effect of depth of cut and bit type on the generation of respirable dust /
by: Strebig, Kelly C., et al.
Published: (1975)

Ėlektricheskie molotki.
by: Shmargunov, K. N.

Power augers and earth resistivity units as supplements to drilling machines : final report /
by: Shurig, D. G. (Donald G.)
Published: (1957)

Effects of dynamic conditions and sheave efficiency on hook load, derrick load, and line tension /
by: Luke, Gregory Robert, 1965-
Published: (1991)

Temperature control system for dressing and tempering fishtail bits.
Published: (1925)

Lunar drilling implement /
Published: (1987)

Lunar drill implement /
Published: (1987)