China Hollow bar for Drill Collar Manufacturers Factory Suppliers

●Standard: API Spec.7-1and NS-1. ●Material: AISI4145H, 4145H Mod, non-magnetic material. ●Type: Slick Drill Collar, Spiral Drill Collar, Short Drill Collar. ●Special Feature: Threads Cold Rolled; Pin

Vigor PDC Reamer Stabilizer is a downhole tool that simultaneously drills and stabilizes the wellbore in real time. It corrects hole quality in unstable formations, prevents stuck pipe incidents, and

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

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

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

● Engineered and optimized to comprise a set of advanced features for enhanced reaming, high durability, and maximum reliability.. ● Suitable for holes ranging from 5-7/8″to 36″.. ● Can be used in

● Standard: API 7-1 and NS-1. ● Category: Integral Spiral Blade Stabilizer, Replaceable Sleeve Stabilizer, Float Valve Stabilizer, Non-rotating Stabilizer, Spherical Stabilizer, Non-Magnetic

● Standard: API Spec.7-1,5DP and NS-1. ● Non-magnetic material equivalent to P530,P550&P650. ● Non-magnetic material size from 3 1/8 up to 11 . ● Non-magnetic Drill Collar, Drill pipe & HWDP.

Torque anchor is a kind of anchor tool specially designed for a screw pump. It mainly consists of an upper sub, anchor, reed, mandrel, etc. When the screw pump rotates, the torque anchor can

● 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

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