Rock drill bits

Rock Tools: Equipment Spotlight
May 2012, Vol. 67 No. 5

Rock tools from Doosan, Vermeer, Melfred Borzall, INROCK, American Augers, Sharewell, Kennametal, Caterpillar, Ditch Witch, Ballantine, Underground Tools Inc., Bor-It Mfg., Kenco and Barbco.

Equipment Spotlight: Rock Construction Equipment & Tools
May 2011, Vol. 66 No. 5

Rock construction equipment from Vermeer, Melfred Borzall, INROCK, American Augers, Sharewell, Kennametal, Caterpillar, Ditch Witch, Ballantine, Underground Tools Inc., Bor-It Mfg., Doosan, Kenco and Barbco.

UniversalHDD UNIHammer
June 2010 Vol. 65 No. 6

The patented UNIHammer rock tool provides more distance per hour, per day, on your bores than ever before.

Radius Pro HDD Tools
August 2009 Vol. 64 No. 8

The Radius HotShot rock bit helps small rig/short shot boring contractors make the shot and make a profit.

New Boring Record Set In Louisville
July 2009 Vol. 64 No. 7

After 35 working days of excavation, Ohio contractor Turn Key Tunneling Inc. had reason to celebrate. Their trenchless crossing beneath Interstate Highway 265 in Louisville, KY, had just been completed at an unprecedented bore length of 352 feet.

Rock Construction Equipment and Tools: INROCK
May 2009 Vol. 64 No. 5

INROCK’s new Interchangeable cutter (MT/TCI) BMR - Boremaster reaming product line underscores the company’s commitment to increasing HDD drilling tool performance.

Rock Construction Equipment and Tools: Ditch Witch
May 2009 Vol. 64 No. 5

The Aggressive Talon Rock Bit has been redesigned for greater durability with a design modification that will significantly improve performance.

Rock Construction Equipment and Tools: Melfred Borzall
May 2009 Vol. 64 No. 5

The new 4 ¼-inch Eagle Claw is designed for hard, rocky soil conditions.
A unique, balanced cutting design improves cutting efficiency.

Rock Construction Equipment and Tools: American Augers
May 2009 Vol. 64 No. 5

The Heavy Duty Rock Head (Christmas Tree Head) is a durable cutting head that is ideal for bores through soft rock formations, harp pan, shale, gravel, small boulders and other intrusive ground conditions up to 6,000 psi.

Challenging HDD Project Provides 10,000-Foot Record-Setting Crossing
March 2009 Vol. 64 No. 3

A new global horizontal directional drill (HDD) undersea crossing record has been set in terms of pipe diameter, pipe weight and length of crossing in Saudi Arabia.

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