What payment terms are accepted?

We accept T/T, D/P, Western Union, PayPal, LC, and Small-amount payment.

What certifications do the products have?

The drill collars are API certified and meet API 5D/5DP standards.

What is the warranty period for core components?

We provide a 1-year warranty for core components such as bearings, gears, and pumps.

Premium 7-in-1 Spiral Drill Collars for Enhanced Drilling Efficiency

Name: Premium 7-in-1 Spiral Drill Collars for Enhanced Drilling Efficiency
Brand: Goldenman Petroleum Equipment Co., Limited
SKU: 2075712502

Shandong, ChinaGoldenman Petroleum Equipment Co., Limited

US$4,000.00

10-19 sets

US$3,900.00

20+ sets

Product profile

Customization

Available

Customized

Surface Treatment

Painting

Model NO.

API SPEC 7-1

Type

Spiral Drill Collar

Usage

Oil Mining, Well Drilling

Material

AISI4145h

Weight (Kg)

200

Condition

New

Local Service Location

None

Keyword

Kelly Drill Pipe

Use

Well Drilling

Dimension(LWH)

2000*150*150mm

End Protector

Plastic Pipe Cap

Certification

API

Warranty of Core Components

1 Year

Surface

Painting

Applicable Industries

Energy & Mining

Marketing Type

Ordinary Product

Core Components

Bearing, Gear, Pump

Features

Safe and Stable

Machinery Test Report

Provided

Transport Package

Iron Shelves

Specification

Up to the quantities

Trademark

GOLDENMAN

Origin

Shandong, China

HS Code

843143

Production Capacity

1000pieces/Year

Key features

Spiral Groove Design: Expertly designed spiral grooves prevent differential sticking for smooth drilling operations.

High Strength Material: Crafted from premium AISI4145h alloy steel with exceptional high yield strength for durability.

API Certification: Meets API 5D/5DP standards with API Regular thread connections for secure and reliable fit.

Versatile Size Range: Available in outer diameters from 3-1/8' to 11' with standard 31 feet length for diverse needs.

Enhanced Stability: Adds significant weight to drill bit ensuring constant contact and unparalleled string stability.

Customization Options: Supports OEM/ODM services and customization from samples to meet specific operational requirements.

1 Year Warranty: Provides a 1-year warranty for core components including bearing, gear, and pump.

Low MOQ: Minimum Order Quantity is just 1 Pc, allowing for flexible purchasing and testing.

Company profile

Exhibition ExperienceImporters and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

Goldenman Petroleum Equipment Co., Limited

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 18 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.94h