Fengjie Tools Collaborates With You
Collaborate with us to become our satisfied customer partner
Partner with Fengjie Tools to Launch High-Performance Auto Repair Tools Faster and Smarter.

Years of Experiences
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Product Details
| 4″ Piston Ring Expander |
| 6″ Piston Ring Expander |
| 8″ Piston Ring Expander |
| Suitable for the removal of piston rings on most vehciles. Used to remove and mount piston rings easily and quickly. Allows easy removal without breaking the piston ring. Smooth gripping edge to prevent damage to the piston ring. |
| Item | Specification |
|---|---|
| Material | Carbon steel |
| Capacity | 4″ (40–100 mm) 6″ (80–120 mm) 8″ (100–160 mm) |
Fengjie Tools Collaborates With You
Collaborate with us to become our satisfied customer partner
Partner with Fengjie Tools to Launch High-Performance Auto Repair Tools Faster and Smarter.

Common related questions
We accept T/T, L/C, and other commonly used international payment terms. We can discuss details for long-term cooperation.
For in-stock items, we can ship within 3–7 days. For custom orders, the lead time is usually 15–30 days.
All our tools are made of high-quality steel and strictly tested for hardness, torque, and durability, suitable for daily workshop use.
Yes. If you have any quality issues or questions after receiving the goods, we will respond and solve them quickly.
We are a direct manufacturer with our own production lines, so we can offer competitive prices and stable quality control.
Yes, our products comply with common industrial standards and are suitable for professional auto repair shops and global markets.
Yes, all our hand tools are designed for professional automotive repair and maintenance, suitable for workshops, 4S shops and industrial use.
You can send an inquiry through our website or contact our sales team directly, and we will provide you with the latest and most accurate price list.