The die collar type GMZ is a special tapping and fishing tool, but its operation is from the outside wall of the fallen pipes, such as oil tubing and drill pipe. It is more efficacious for those fallen sleeve substances without hole or with blocked hole.

CSJ Type Super Fishing Jars is a fishing tool which the jarring force is larger than other jar with same specification. It features a closed structure, reliable performance, easy to adjust and easy to operate. It is a new type of up jarring tool used in the oilfield, geological exploration and drilling operation.

Double-way Shock Absorbers is a kind of double-way shock absorbing tool which is used to simultaneously slow down or eliminate the vertically or horizontally shock from drill string. It can reduce the damage due to shocking to drill bit, drilling tool and surface drilling tool so that the purpose of raising drilling speed and of reducing drilling cost shall be reached.

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The mechanical drilling jar type JZ takes the appliance of mechanical structure. And high pressure will not produce in inner chamber as to create a good sealing property and greatly extend the service life.

The Core Barrel is mainly used to obtain core in oil drilling well or in geological prospecting. It can assemble one to three inner and outside core barrels per a trippingThe tool is available to soft, medium, hard and mix stratum.

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Drift is a simple and general tool designed to measure inside size of casing, tubing, drill pipe and other pipes. Drifts are available in casing drift and tubing drift.

The releasable spear type LM(TLM) is an internal catch fishing tool. It is easy used to recover the lost drill string, tubing and casing, and can also be used in conjunction with internal cutter, bumper sub, etc. to finish cutting and recovering at the same time.

Technical Features：Fishing cup is a practical and effective tool during drilling operation,It can be used to recover the heavier drilling cuttings or metal chips which are difficult to be lifted out of the borehole by normal drilling fluid circulati

The junk sub type LB is an efficient tool used in milling or drilling operations. The tool is manufactured from high-strength heat-treated alloy steel. It is designed to capture cuttings that are too heavy to be circulated in the bottom of the hole.

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The Reverse Circulation Fishing Magnet is a new fishing tool based on API Standard Fishing Magnet. It combines advantages of Reverse Circulation Fishing Basket and Fishing Magnet. Its unique reverse-circulation design brings better performance on cleaning bottom hole.

The Casing Scraper is used to clean cement, mud, embeded bullets, rust, mill scale, paraffin, perforation burrs and other substances from the inside walls of casing. Maintaining a clean casing I. D is important to the operation of all tools used in drilling the well. Likewise, packers and similar tools must have a clean surface to grip.

The reverse circulation junk basket type LL is designed to remove small pieces of junk such as bit cones, hand tools, slips, etc from the bottom of well. It's unique feature is utilizing the principle of reverse fluid circulation.