What are the available lead times?

The average lead time is within 15 workdays, regardless of peak or off-season periods.

What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

How is quality control handled?

We perform 100% visual inspection on all finished products following strict instructions.

Saver Sub Connect Drill Stem

Name: Saver Sub Connect Drill Stem
Brand: Mudanjiang Kaidi Petroleum Machinery Co., Ltd.
SKU: 2136762832

Heilongjiang, ChinaMudanjiang Kaidi Petroleum Machinery Co., Ltd.

US$170.00-500.00

1 Piece

Sample price:US$170.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Provide

Warranty

1 Year

Model NO.

Sub

Manufacturing Process

CNC Milling

Surface Treatment

Spray-Paint

Operation Pressure

Atmospheric Pressure

Material

Alloy

Color

Blue

OEM

Provide

Alloy

4145h

Others

ISO

Transport Package

Wooden Case

Specification

I. D. 44.5mm-82.6mm

Trademark

KAIDI

Origin

China

HS Code

8431431000

Key features

Cost-Effective Wear Protection: Displaces wear from expensive Kelly to the expendable Saver Sub, reducing overall drilling costs.

High-Strength Alloy Material: Constructed from heat-treated 4145H alloy structural steel for durability in oil and gas exploration.

Comprehensive OEM/ODM Service: Offers full customization from samples, designs, and minor adjustments to meet specific project needs.

Versatile Connection Solutions: Includes Straight OD and Reduced Section Subs to connect drill stems with similar or different diameters.

100% Quality Inspection: Every finished product undergoes strict visual inspection to ensure compliance with quality standards.

Fast Production Lead Time: Average lead time is within 15 workdays for both peak and off-season periods.

1-Year Warranty Coverage: Provides a 1-year warranty on the product to ensure customer confidence and support.

Wide Size Range Availability: Available in multiple sizes (TSDJ86 to TSDJ203) to fit various tool joint sizes and drilling requirements.

Company profile

Importers and ExportersYears of Export ExperienceQuality AssuranceHigh Repeat Buyers Choice

Mudanjiang Kaidi Petroleum Machinery Co., Ltd.

Heilongjiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: DalianAverage Response Time: ≤5.56h

AI-Powered supplier vetting

SummaryKaidi Petroleum Machinery is a limited company with 21 employees, focused on API oilfield drilling tools and non-standard OEM products. It reports OEM service for well-known brands, modern CNC-based production equipment, two production lines, and export experience of 10 years. Its customization capabilities cover samples, designs, minor changes, full customization, and flexible customization. Quality controls include documented inspection instructions, quality assurance, traceable raw-material identification, complaint procedures, and corrective-action processes. However, it reports no supplier-management certification, no available SDK, only one R&D engineer, and no available R&D audit documentation. Financial credibility cannot be assessed because the provided financial fields contain years rather than financial results or monetary data.

Supplier typeThe supplier is identified as a limited company with 21 employees and no parent group affiliation. Its stated business is technology-based petroleum equipment, specifically API oilfield drilling tools and non-standard OEM products.

CertificationsNo supplier-management system certification is reported. This is a stated absence of certification evidence, although the supplier does report quality assurance, traceability, documented procedures, and maintained quality records.

After-Sales capabilityThe supplier has a clear customer-complaint procedure with records, and it maintains written procedures and records for service-capability assessment and corrective/preventive actions. These controls support after-sales handling, but no specific response-time or service coverage information is provided.

Production capacityProduction resources include CNC cutting and machining equipment, CNC and conventional lathes, laser marking, sandblasting, cranes, modern workshops, two production lines, and eight quality-control testing devices. The supplier also reports a lead time within 15 workdays during off-peak seasons, supporting an established production capability.

Customization capabilityThe supplier explicitly offers customization from samples and designs, minor and full customization, and flexible customization. It also reports strong customization for special-alloy processing and OEM services for well-known brands, providing direct evidence of broad customization capability.