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Coupler Coupling Sleeves Rock Drilling Tools
US$19.80
50-99 Pieces
US$19.20
100-499 Pieces
US$18.80
500+ Pieces
Sample price:US$20.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
6 MonthsCertification
ISO 9001:2015Standard
GB/T2828.1-2003Surface Treatment
PaintingManufacturing Process
MachiningMaterial
Alloy SteelTransport Package
Carton&Plywood PalletSpecification
R25, R28, R32, R38, T38, T45, T51Trademark
MAXDRILLOrigin
ChinaHS Code
82071300Production Capacity
5000 Per MonthKey features
High Durability & Efficiency: Withstands 6300 blows/min, transmitting impact energy and torque with no losses.
Wide Size Range: Available in R25, R28, R32, R38, T38, T45, T51 with lengths from 140mm to 235mm.
ISO 9001 Certified: Manufactured under ISO 9001:2015 standards ensuring consistent high quality.
OEM/ODM Customization: Supports full customization, minor customization, and flexible design options.
Alloy Steel Construction: Made from high-quality alloy steel with painting surface treatment for reliability.
Low Cost & Energy Saving: Designed to save purchasing and usage costs while being environment-friendly.
High Production Capacity: Monthly productivity of 5000 pieces with 100% visual inspection for quality.
Global After-Sales Support: Provides 6-month warranty and professional after-sales service for global customers.
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: 20 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤4.50h
AI-Powered supplier vetting
SummaryThe supplier is identified as a combined company and a trading company located in Guiyang, with associated-company activity in wholesale and retail. It demonstrates broad customization, ODM availability, recent product development, and OEM service for well-known brands. Production information states five production lines and annual output of 100,000 pieces each for button bits, drill rods, shank adaptors, and couplings. Export sales account for 71%–90%, with markets in South America, Europe, and North America. Service procedures for supplier assessment, corrective actions, and complaint handling are documented and followed. However, the supplier reports no overseas warehouse, showroom, agent or branch, or offline trade-show participation; it also has no available SDK. Finished-product inspection has instructions but no written records. No certification information or specific customer names/cases are provided.
After-Sales capabilityThe supplier has clear procedures and followed records for customer complaints, corrective and preventive actions, and service-capability assessment. However, it reports no overseas warehouse, showroom, agent or branch, and no offline trade-show participation, while the stated number of countries offering overseas services is zero; this supports documented complaint handling but limited overseas service infrastructure.
R&D capabilityThe supplier reports new products during the past year and provides ODM services, demonstrating product-development activity. Nevertheless, it has no available SDK, and total R&D engineer experience is stated as two years, so the evidence supports some innovation capability but not a strong or broad technical platform.
Production capacityProduction information states five production lines and annual output of 100,000 pieces each for button bits, drill rods, shank adaptors, and couplings, with exports representing 71%–90% of total sales. The supplier also cites self-provided raw materials, advanced production equipment, and staff training; however, finished-product inspection has instructions but no written records.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated consistently in both the R&D and manufacturing information, indicating broad customization coverage.
Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of branded-customer experience. No brand names, project descriptions, order references, or independently verifiable customer cases are provided.
Product Q&A
Q:What is the warranty period for these coupling sleeves?
A:
We provide a 6-month warranty period for all our rock drilling tools and coupling sleeves.
Q:What materials are used to manufacture these couplings?
A:
Our coupling sleeves are made from high-quality alloy steel with a painting surface treatment.
Q:What sizes and lengths are available for the R28 coupling?
A:
We offer sizes R25, R28, R32, R38, T38, T45, T51 with lengths ranging from 140mm to 235mm.
Q:Can you provide OEM or ODM customization services?
A:
Yes, we support OEM/ODM services including full customization, minor customization, and flexible design options.
Q:What is the minimum order quantity (MOQ)?
A:
The minimum order quantity is 2 pieces for our rock drilling tools and accessories.
Send Inquiry
*To:
Maxdrill Rock Tools Co., Ltd.
Maxdrill Rock Tools Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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