Powered by Made-in-China.com
Product profile
Customization
AvailableAfter-sales Service
After Sale Service Available All Over The WorldWarranty
After Sale Service Available All Over The WorldModel NO.
coupling sleeveCertification
CE, ISO 9001:2000, ISO 9001:2008Surface Treatment
Spray-PaintManufacturing Process
ForgingMaterial
Alloy SteelTransport Package
Boxes or PailsSpecification
38mm 41mm 45mm 51mmTrademark
CHIHONG MACHINERYOrigin
ChinaHS Code
82071990Production Capacity
30000 Pieces / WeekKey features
Multi-Size Shank Options: Available in HEX shank sizes 22x108MM, 25x108MM, 25x159MM, 28x159MM.
Thread Compatibility: Connects with R22, R23, R25, R28, R32 threads for small hole drilling.
Dual Hardening Process: Carburization hardens entire rod; High Frequency Induction hardens thread ends.
Global After-Sales Service: After-sale service available all over the world with CE and ISO certifications.
OEM/ODM Customization: Supports full customization, minor customization, and customization from samples.
Premium Material Quality: Made from Alloy Steel with high-grade tungsten carbide inserts for durability.
Proven Manufacturing Expertise: Over 20 years specializing in drilling tools with advanced CNC machinery.
Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.
Company profile

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: 2 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤18h
AI-Powered supplier vetting
SummaryThe supplier demonstrates broad customization, ODM capability, recent new-product activity, and OEM service for recognized brands. Reported annual capacities are 300 underground loaders, 320 underground trucks, 200 underground jumbos, and 180 underground utility vehicles, supported by one production line and 50 quality-control staff. Quality procedures, complaint handling, corrective/preventive actions, supplier assessment, and finished-product inspection are documented and followed. However, the supplier reports no valid manufacturing-capacity contract with affiliated subcontractors, no inventory, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. It also lacks an SDK, has only one R&D engineer, and does not maintain continuous batch-volume reconciliation or an outsourcing SOP. Financial information is limited to stated years without sufficient evidence of financial strength.
Supplier typeThe supplier provides ODM services, OEM services for recognized brands, and manufactures underground loaders, trucks, jumbos, and utility vehicles. Its reported primary export market is South America, indicating a manufacturing supplier with international sales activity.
R&D capabilityThe supplier reports new products within the past year, ODM capability, and emphasis on technical innovation. Against this, total R&D engineer experience is stated as 1 and no SDK is available, so the evidence supports some product-development activity but not a strong or comprehensive innovation infrastructure.
Production capacityReported annual output is 300 underground loaders, 320 underground trucks, 200 underground jumbos, and 180 underground utility vehicles, with one production line and assembly and welding lines. Production controls have gaps: no valid subcontractor capacity contract, no continuous batch-volume reconciliation, and no outsourcing SOP.
Customization capabilityThe supplier explicitly offers customization from samples, full customization, customization from designs, minor customization, and flexible customization, supported by both R&D and design-service information. This is direct evidence of broad customization coverage.
Client casesThe supplier explicitly states that it provides OEM services for recognized brands, which is evidence of at least one type of customer reference. No brand names, project details, order scope, or verifiable case descriptions are provided.
Product Q&A
Q:What are the available shank sizes and threads?
A:
HEX shank sizes include 22x108MM, 25x108MM, 25x159MM, and 28x159MM. Threads available are R22, R23, R25, R28, and R32.
Q:What hardening processes are used for the rods?
A:
We use Carburization to harden the entire rod surface internally and externally, and High Frequency Induction to harden only the thread ends.
Q:What is the warranty and after-sales service coverage?
A:
After-sale service is available all over the world. The product carries CE and ISO 9001 certifications.
Q:Can I customize the product or order small quantities?
A:
Yes, we offer OEM/ODM services including full and minor customization. The Minimum Order Quantity is 1 Pc.
Q:What are the payment and shipping methods?
A:
Payments accepted via LC, T/T, D/P, PayPal, Western Union. Shipping is available by ocean, air, and road.
Send Inquiry
*To:
Yantai Xingtuo Machinery Co., Ltd.
Yantai Xingtuo Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
T51 Top Hammer Drill Tool Coupling Sleeve for Rock Drilling
US$50.00-200.00
20 Pieces(MOQ)
T45 Top Hammer Drill Tool Coupling Sleeve for Mining Applications
US$50.00-200.00
20 Pieces(MOQ)
Premium T51 Coupling Sleeve for Heavy-Duty Drill Rig Spare Parts
US$50.00-1,000.00
10 Pieces(MOQ)
Drill Coupling Sleeve T38 T45 T51 for Mining Equipment Parts
US$50.00-1,000.00
10 Pieces(MOQ)
T38 Top Hammer Rock Bits Coupling Sleeve for Gold or Other Colours
US$50.00-200.00
20 Pieces(MOQ)
Top Hammer Coupling Sleeve for Quarrying and Construction in Gold Colour
US$50.00-200.00
20 Pieces(MOQ)
Drill Coupling Sleeve Mining T38 T45 T51
US$50.00-1,000.00
10 Pieces(MOQ)
High-Quality Drill Coupling Sleeve T38 T45 T51 for Mining Equipment
US$50.00-1,000.00
10 Pieces(MOQ)
Top Hammer Drill Parts R32-R38 L210mm Coupling Sleeve
US$1.00
1 Piece(MOQ)
Dana C270 Loader Torque Converter Coupling Sleeve 214963 Mining Underground Loader Parts
US$50.00-70.00
1 Piece(MOQ)
Top Hammer Drill Parts R32-R38 L210mm Coupling Sleeve
US$15.00
1 Piece(MOQ)
Coupling Sleeve for Drill Rod Tubing Coupling
US$20.00-25.00
1 Meter(MOQ)
Thread Drill Pipe Top Hammer Coupling Sleeves T38 L190
US$10.29-20.59
1 Piece(MOQ)
R32 L170mm Top Hammer Drilling Parts Coupling Sleeve
US$20.00
1 Piece(MOQ)
Mining-Machinery Tool R22 R25 R32 R38 Drill Rod Coupling Sleeve for Quarrying
US$20.00-25.00
1 Meter(MOQ)
Drill Parts R32/R38 T38 L190mm Drill Rod Adapter Coupling Sleeve for Efficient Energy Transmission
US$10.29-20.59
1 Piece(MOQ)
Original Spline Sleeve 86746427 for Montabert Hc95 Rock Drill Parts Machinery Parts
US$580.11-595.21
1 Piece(MOQ)



















