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(DRILLMASTER) is a leading solution provider for foundation engineering. As the main enterprise entity, Drillmaster has three subsidiary companies: HUNAN UNIMATE HEAVY INDUSTRY CO., LTD, P.A TECH CO.,LTD, CHANGSHA FOUNTECH ENGINEERING MACHINERY CO.,LTD, respectively undertaking functions of fabrication, import, and R&D DRILLMASTER's main products include: micro drilling rigs, kelly bars, drilling buckets & augers, drilling bits, casings, tremie pipe,desander, casing rotator and pile breaker etc. Taking improving the foundation construction technology as our mission, and by depending on a group of excellent R&D team with years of experience in foundation engineering and construction design, our products have reached the advanced level in China in terms of technology and quality.

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Relying on a group of our products, we have many years of excellent R&D team in basic engineering and construction design, and have reached the domestic advanced level in terms of technology and quality.

Philippine Engineering

Unimate casings and buckets are working at Philippines customer's jobsite for LB36...

Shenzhen Metro

Line 12 of Shenzhen Metro, with a diameter of 1.2 meters and a rock depth of 16.5 meters - 19.56 meters...

Shenzhen-Zhongshan Bridge

The project of Shenzhen-Zhongshan Bridge, a major infrastructure project in the construction of ...


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Company activities
Trade fairs and events
  • Apr 12
    What’s the biggest piling diameter of borehole drilling telescopic kelly bar?

    As we all know, for telescopic kelly bar for bore hole drilling, there are many different models, from 3 sections to 6 sections, the piling diameter has 377 series, 394 series, 419 series..., etc. So, what is the biggest piling diameter for telescopic bore hole drilling kelly bar at present? The size of the following picture of kelly bar is 630-5*26. The pile diameter is 630mm, total 5 sections, each is 26m. The diameter 630mm is the biggest piling diameter kelly bar up to now.

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  • Feb 26
    Drillmaster wish you Happy Lantern Festival!

    Lantern Festival is here once again, and it is time again to bring in happiness. We wish the merriest of Lantern Festival to you and your loved ones, and we wish you happiness and prosperity in the days ahead! Happy Lantern Festival! Buy kelly bars, rotary rig drill tools, casing tubes, tremie pipes, pile breakers, carbide bullet teeth, desander…from Drillmaster Drill Tools Factories.

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  • Feb 23
    Core barrels use high durable tricone roller bits

    Unidrill Tricone Roller Bits could totally meet the requirements of different rock geological conditions and suitable for different brands of core barrels. Unidrill tricone roller bit is covered with 14mm carbide cones, common holder locking by pins. Working application of Unidrill roller cone bit: suitable for 80-160Mpa hardness rock, the drilling pressure of Unidrill roller bit is 200KN-350KN.

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