another method of obtaining sidewall core samples is to lower a rotary sidewall coring instrument into the well. This device includes a small bit that rotates to drill the sample, which then falls ...

Barbante also directs the Polar Science Institute at Italy's National Research Council.The same team previously drilled a core about 800,000 years old. The latest drilling went about 1.7 miles ...

NEWARK, Del, Feb. 06, 2025 (GLOBE NEWSWIRE) -- The global diamond core drilling market is projected to grow significantly, reaching USD 4,035.2 million by 2035 from USD 2,313.3 million in 2025 ...

From small anchor holes to large diameter holes in concrete with heavy rebar, the new Hilti Diamond Coring Tool DD 250 delivers fast drilling speeds and more than enough torque to get the job done.