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DTH Drilling Tools

How to Choose correct Bit Head Design for DTH drill bits?

Learn how to choose the right DTH drill bit head design—flat, concave, or convex—based on rock conditions to improve drilling efficiency and reduce costs.

How to Solve Common DTH Hammer Failure?

Learn how to solve common DTH hammer issues, including broken or cracked drive subs, pistons, and out tubes, with proper maintenance, lubrication, and handling techniques.

6 Ways to Solve DTH Drill Bits Failure

Discover 6 ways to fix DTH drill bit failures like spline breaks and piston damage with tips on lubrication, part replacement, and drilling parameter adjustments.

What’s the Friction Welding Process for DTH Drill Rods?

Friction welding creates strong DTH drill rod joints using heat from friction and pressure, offering high strength, efficiency, and eco-friendliness for drilling use.

How to Select Suitable DTH Drill Rods?

Learn how to choose the right DTH drill rods by considering diameter, length, thread type, and project needs to boost drilling efficiency and reduce costs.

What Everyone Ought to Know About the History of DTH Hammers?

Explore the evolution of DTH hammers from their invention in 1932 to modern advancements, including valveless designs and high-pressure capabilities, enhancing drilling efficiency.

2 Different Designs of DTH Hammers

This article compares two DTH hammer designs: with foot valves for harder rock (higher force, lower frequency) and without foot valves for faster drilling in softer rock (higher frequency).

How to Choose Correct DTH Hammers?

Learn how to select the right DTH hammer by considering working air pressure: low (below 7 bar), medium (7–14 bar), or high (above 14 bar) for optimal drilling performance.

How to select correct carbides for DTH button bits?

Learn to select the right carbide button shape—conical, ballistic, semi-ballistic, or hemispherical—for DTH bits to optimize drilling efficiency and tool longevity.
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