A move is under way that could mean cheaper natural gas for America and bigger profits for the petroleum industry. It is called hard-rock drilling, a term that references the tough rock formations ...

Longer life, higher penetration rates and cleaner holes are among the benefits of a new generation of Sandvik GT60 button bits called RT300. Thanks to a new super-grade of cemented-carbide called XT48 ...

Cobalt and carbide drill bits are both good for drilling through metal. Carbide bits are more durable, though, and can drill ...

Howard Hughes Sr. revolutionized the drill bit more than 100 years ago to accelerate the oil boom that made Houston and Texas the nation's energy capital. Today, his legacy company is aiming to make ...

In engineering, precision tools are as crucial as the instruments a surgeon relies on to perform intricate surgeries with ...

Houston-based Particle Drilling Technologies Inc. has successfully tested a new drilling system, designed to enhance the rate of penetration through hard rock. Particle-impact drilling (PID) is a ...

The calculation method proposed in this series, using actual gear ratio for the cones, allows the designer to determine and optimize kinematic parameters of drill bits. The analysis is applicable to ...

Tungsten carbide drill bits will grind through miles of ultra-hard igneous seafloor rock in hopes of reaching the mantle. Image via IODP One of the strangest facets of modern exploration is that we ...