Hot Trending Products Engine Diagnostic Tool with Factory Price
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Product Highlights
- Sensitive Noise Detection: Equipped with a sensitive sound chamber to amplify sounds for easy internal engine damage detection.
- Multi-Purpose Application: Suitable for inspecting transmissions, transfer cases, valve mechanisms, rear axles, and engines.
- Shock-Resistant Design: Features a shock-resistant handle with comfortable rubber earplugs to block external noise.
- Comprehensive Warranty: Standard 12-month warranty or 2,000 operating hours, with optional extended coverage up to 36 months.
- Global Technical Support: 24/7 technical assistance and spare parts supply available worldwide.
- OEM/ODM Capabilities: Offers full customization, minor customization, and flexible customization from samples or designs.
- ISO & CE Certified: Products meet international quality standards with ISO and CE certifications.
Product Attributes
- Customization
- Available
- After-sales Service
- 1 Year
- Warranty
- 1 Year
- Model NO.
- AB7105
- Certification
- ISO, CE
- Condition
- New
- Standard
- Standard
- Language
- Spanish, Chinese, Japanese, German, French, English, All Languge
- Update Method
- by Internet
- Type
- Engine analyzer
- Products Name
- Cylinder Stethoscope
- Model No.
- Ab7105
- Material
- Stainless Steel
- Packing
- 70PCS/CTN
- G.W
- 13.6kgs/CTN
- N.W
- 12.9kgs/CTN
- Usage
- Car Engine Block Diagnostic Tool
- Quality
- High Qulaity
- Transport Package
- Carton
- Specification
- 53*44*38CM
- Trademark
- Lijing
- Origin
- Gaungdong Provice, China
- HS Code
- 9031809090
- Production Capacity
- 1000000 Per Month
- Package Size
- 53.00cm * 44.00cm * 38.00cm
- Package Gross Weight
- 13.600kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Hot Trending Products Engine Diagnostic Tool with Factory Price
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Product Description

2. Sensitive Noise Detection: Equipped with a sensitive sound chamber that amplifies sounds, allowing you to easily detect internal engine damage.
3. Easy Problem Localization: Simply locate the area with the loudest noise and confirm by placing the probe in contact with the surface.
4. Shock-Resistant Handle: The handle makes work safer. The comfortable rubber earplugs effectively block out external noise.
5. Multi-Purpose Tool: Suitable for inspecting transmissions, transfer cases, valve mechanisms, rear axles, and engines.
Extended Warranty: Optional coverage up to 36 months.
Global Support: 24/7 technical assistance and spare parts supply.
Training: On-site or remote operation/maintenance training.

With a strong presence in both domestic and international markets, our products have earned widespread recognition for their reliability and performance. Over the years, we have built a dedicated team of skilled professionals in R&D, management, and after-sales support. Each member undergoes rigorous professional training to ensure exceptional pre-sales consultation and after-sales service.
Guided by the principle of "Survive by Quality, Develop by Credibility," we remain committed to delivering excellence at every stage of our operations.




Competitive pricing & bulk discounts
Fast shipping & customs clearance support
ISO & CE certified
Oil filter wrenches
Glue guy
Dead blow rubber hammer
Stethoscope









A: Standard models ship in 15–30 days; customized units require 30–45 days.
Q: Do you provide after-sales service overseas?
A: Yes, we have partnered service centers in key regions.
Q: Can I request a customized bucket size?
A: Absolutely! We offer tailored attachments.
Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).
Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASI251660". Items marked "" are certified.
Company Profile
Laoniu Tools - Innovating & Manufacturing Professional Automotive Tools And Workshop Equipment.
Established in 2006, Laoniu Tools Co., Ltd. Has become a global manufacturer and innovator of professional-grade automotive repair equipment. Headquartered in a 12, 000-square-meter production facility with 10 streamlined production lines and a team of 50 skilled professionals, we specialize in designing and manufacturing:
1. Waste Oil Drainers & Extractors - For efficient, eco-friendly fluid management
2. Heavy-Duty Tool Carts - Optimized for workshop mobility and organization
3. Oil Filter Wrenches - Precision tools for seamless maintenance
And more - Comprehensive solutions for modern repair challenges
Global Trust, Local SupportOur products are exported to 50+ countries across Europe, Asia, the Americas, Africa, and Oceania, serving mechanics, repair chains, and distributors who prioritize reliability and innovation.
Built on Innovation & PrecisionWith multiple patented technologies and a dedicated R&D team, we continuously advance our product lines to meet evolving industry standards. Every tool undergoes rigorous quality control to ensure durability and performance.
Your Partner for GrowthFrom OEM/ODM services to ready-to-sell solutions, we combine manufacturing expertise with a customer-first approach-all guided by our core principle:
"Survive by Quality, Develop by Credibility.
About Our Factory & Business Background
- Address
- Kangzhuang Road, Eco-Industrial Park Industrial Park Danzao Town Nanhai District, Foshan, Guangdong, China
-
Terms of Payment
- T/T, D/P, PayPal
-
International Commercial Terms(Incoterms)
- FOB, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Guangzhou port, Shenzhen port
-
Minimum Order Quantity
- 100pcs
-
Supply Chain Partners
- 20
Our Production Capability & Technical Expertise
- Main Products
- Waste Oil Drainer & Extractor, Oil Filter Wrench, Tool Carts, Tool Cabinet, Flexible Oil Funnel, Dead Blow Rubber Hammer, Glass Glue Gun, Stethoscope
-
Production Lines
- 4
-
Production Machines
- Laser Cutting machine, Bending machine, Welding machine, Robotic welding machine, Sanding machine, Spray the powder machine, CNC machine, Stamping machine, Stamping machine
-
QA/QC inspectors
- 5 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 3 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Export Year
- 4 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Annual Export Revenue
- 35,000,000 RMB
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
FAQ
- Do you provide after-sales service overseas?
- Yes, we have partnered service centers in key regions.
- Can I request a customized bucket size?
- Absolutely! We offer tailored attachments.
- What documents do you provide for export?
- Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).
- How do I place an order?
- Contact us via email/phone for a quote, then confirm with a PO.
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