China AISI 4145H Mod 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 String Magnet is a mechanical tool that collects metallic debris in the casing or liner IDs from any wellbore. It is designed to capture a large volume of metallic debris while maintaining

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

Vigor's Mud Motor is designed for coiled tubing and small diameter slender wellbore, providing good and stable power delivery performance. Cooperate with coiled tubing in drilling and workover in

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 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 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.

Vigor Drilling supply the X-Over Pin (Male) x Box (Female), Pin( Male) x Pin (Male) and Box (Female) x Box(Female) for Drilling string crossover sub.