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The HD3250 is the latest version of HD325 series drill rig, mainly for large dia. piling work, especially DTH hammer drilling 610 and 813 mm dia. The machine weights around 44 tons and has a 18m long self erecting mast, This rig is ideal for a wide range of large diameter piling work and deep foundation piles. Suitable options are available for rotary drilling and augering.

The important and useful features of this rig are a super high torque rotator, a full stroke pull down 14.5 m, heavy-duty pullback 50 tons. With the hydraulic foldable mast, and expandable crawler track, it is easy and simple to set up the machine on the site, and transportation is very simple.

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Hot Items



The HD110-3 is designed with swing boom. The feature allow it to work in limited access job site. The high-torque rotator (up to 2340kgm or 16850 ft.lb torque) make it suitable for micropile and DTH drilling application.

With the optional feature, "side swing device", the rig will have some more movements for better drilling positions, and the "mast extension" enables the rig to drill with 6m, 20ft., long drill rod, increasing the productivity.

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HD 45th Logo

HD 45th Anniversary !

Being established in 1976, this year marks the 45th anniversary of HD Engineering. Thank you to the great and continues the support from our customers and partners, HD have had remarkable achievements and accomplishments in past years. HD will keep working hard, and continue to supply quality equipment for your needs, and stay to be your trustworthy long-time partner.

New Product
Horizontal Thrust Boring Machine

Horizontal Thrust Boring Machine

HD has further developed a series of horizontal thrust boring machines for trenchless installation of underground utility ducts. Please see the "other drills" section under "product range" or contact us directly for more information.