Nmdc Non Magnetic Drill Collars for Well Drilling - Blue

• After-sales Service: 24/7
• Warranty: 1 Years
• Manufacturing Process: CNC Milling
• Surface Treatment: Spray-Paint
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Model NO.: 4130
• Name: Drill Collar
• Color: Blue
• Transport Package: Export Packing
• Specification: 79.4mm -279.4mm
• Production Capacity: 150000

Product Description

API 7-1 Drill Collars / Spiral Drill Collars for Well Drilling

Discover our high-quality Nmdc Non Magnetic Drill Collars for Well Drilling - Blue. These durable and reliable drill collars are designed for efficient drilling operations, providing enhanced performance and torque capacity. With API 7-1 certification, our non-magnetic drill collars ensure safe and precise drilling practices. As a trusted supplier and manufacturer in the industry, GPE Oil Machinery Co., Ltd offers top-notch products for wellbore integrity and stability. Explore our range of non-magnetic drill collars for sale today!

GM Drill Collar by GPE Oil Machinery Co., Ltd

GM Drill Collar

The GM Drill Collar is a crucial component in the Bottom Hole Assembly (BHA) used for drilling. It provides the necessary weight on the bit and maintains tension in the drillstring.

Features and Benefits

• Manufactured from 4145H modified quenched and tempered steel


• NS-1 certified


• Strict metallurgical specifications followed to ensure consistent depth of hardness


• Hardness range of 285 to 341 BHN guaranteed at evenly distributed 16 points


• Charpy impact value of 40 ft-lbs at room temperature


• Connections completed with phosphate coating for protection against the elements


• Cold rolled thread roots on API and H-90 connections


• Supplied with pressed steel thread protectors for all drill collars equipped with standard connections

Trust the GM Drill Collar by GPE Oil Machinery Co., Ltd for reliable and efficient drilling operations. Enhance your drilling performance with our high-quality drill collar.