China Machenical drilling jar Manufacturers Factory Suppliers

Drilling jars are used in the drilling of oil and gas wells to help break free or jar a stuck drill pipe.. They are designed to provide intermittent and sudden impact force to the drill stem whenever

Vigor Non-rotating casing brusher can be part of a complete wellbore cleaning tool string during the displacement process prior to running a completion. It can be rotated and reciprocated without

Vigor Non-rotating casing scraper is one of the indispensable auxiliary tools for well completion, testing and downhole operations. Its main purpose is to remove cement, sand, scratches, paraffin,

Multiple activation bypass valve is a set of short sub which can be opened and closed for many times. It is generally installed in special BHA such as directional, speed-up,LWD and so on. . It can

A spiral drill collar is a type of heavy steel collar that is used in drilling operations. It is designed to provide weight on the drill bit, which helps to keep it in contact with the formation

The special stabilizer with reamer and back-reamer is a critical tool in drilling engineering, designed to prevent well deviation and stabilize drilling tools during oil, gas, and geological

The magnet of Model VLQP Multi-wheel Fisher are arranged multi-layered in half cylinder as to strengthen the magnetic field intensity and the roller contact area, which can catch downhole small

Vigor’s Casing scraper is with a spring and rotating design,which can removes rust, scale, cement, mud, bullets, paraffin, perforation burrs and other obstructions or foreign material from the inside

Vigor’s Unlimited-Circulation Bypass Valve (UCBV) is a new generation tool with a multiple-opening circulation that can be activated unlimited “on” and “off” by a single ball drop that changes the

● Standard: API 5DP. ● API 5DP Grade: E, 95(X), 105(G), 135(S). ● Range of Sizes: 2 3/8”, 2 7/8”, 3 1/2” 4”, 4 1/2”, 5”, 5 1/2” up to 6 5/8”. ● Connection: Regular, (IF) Internal Flush, (FH) Full

The Heavy Weight Drill Pipe (HWDP) from Vigor adopts API SPEC 7-1 and NS-1 standards using the best materials of AISI 4145H and Non-magnetic materials. . Heavy Weight Drill Pipe (HWDP) adopts Slick

● Material AISI 4145H Fully Heat-Treated Alloy Steel. ● Used to enlarge a pre-drilled pilot hole or to ensure that the gauge is maintained in a deviated hole.. ● Used to create a larger diameter hole