BOU NOU HOU Wireline Core Barrel Underground Drilling Core Barrel Head Assembly Overshot

Underground Head Assembly features dual lip seals and a pump-in valve for faster tripping times and positive latch indication; the location of the lip seals prevents in ground fluid or gas pressure from releasing the latches and eliminates the need for drive keys or tangs to keep the head spinning with the rods.

The head assembly also features the head spearpoint for easier unloading of the inner tube in tight spaces, and the new retracting case allows loading of the head assembly into the rods without a loading sleeve.

1. spearhead assembly for added strength and safety features self-lubricating nylon to reduce wear, self-centering spearpoint with multiple detent positions, and an innovative design to eliminate pinch points.

2. Unique hold-back brake retains inner-tube assemblies in the drill string for safer operations in inclined and up-angle holes, as well as optional two-handed latch retraction for use without loading sleeves.

3. Roller Latches allow greater pump-in speed and productivity with diminished wear. The self-locking Roller Latch eliminates the need for adapter couplings and utilizes a newly-designed locking coupling.

4.Fluid flow and utilizes corrosion and wear-resistant components to ensure smooth and reliable functionality while offering less resistance in all hole angles

5. Roller Latch head assemblies are safer and more reliable in underground applications, which allows drillers to maximize productivity.

We specialized in manufacturing Drill Rods, Casings, Core barrels, Diamond bits, Reaming shells, Drill rigs, PDC bits and other drilling tools & equipment for geological exploration, mining, geotechnical, damgrouting, water well and horizontal directional drilling.

Established in 2006 , Jiangsu Sinocoredrill Exploration Equipment Co., Ltd is one of the leading manufacturers of drilling services , drilling equipment and performance tools for mining ,HDD , Oil and gas , Water well...etc in Wuxi,China .

We has passed the quality system certification of GB/T19001-2016/ISO9001:2015 and CE certificate. The company collection product division design, manufactures, sales and services with formidable design, development ability. Our company is mainly engaged in the production of exploration drilling rigs, HDD machines and water well rigs with its' tools and accessories, including various of standard geological core drill rods & drill pipes, core barrels, recovery tools, a variety of standard impregnated diamond core bits, surface set diamond core bits, surface set natural diamond reaming shells, impregnated diamond reaming shells, PDC core bits, shoe bits, core trays , mud pump ... etc.

We always operate with a primary focus on customer satisfaction and thanks to our on-site construction experience, we are able to suggest technologies of different kinds and customize our drilling rigs to better meet customer's needs. By choosing Sinocoredrill / one-stop supplier of drilling rigs and tools, our customers make a lifetime investment and, thanks to high performances of the rig, this investment will be soon repaid, by a fast and problem-free everyday drilling work.

Quality is life , customer first ! Through the close cooperation with customers and business partners, Sinocoredrill is making continuous innovation for achieving its goal of superior productivity. Owing to our products' excellent performance and very competitive pricing, we successfully minimized our every customer's drilling cost per meter. we have profuse designs with series quality grade and expressly , our price is very competitive cause we're manufactory.

Quality bits, innovative equipment and a comprehensive array of drilling products to help you improve your performance - that is what we do best.