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China Suppliers Factory Track Bolt Nut M20*57 for PC200-3 EX200-5 DH220 R220 Chain Link Excavators
Key Features
- 1 Perfect Size Match – Standard 20*57 dimension ensures accurate fit for excavator track chain, stable assembly and no loosening during heavy-duty operation.
- 2 High Strength & Durability – Manufactured from premium hardened steel with excellent tensile strength, wear and vibration resistance for long service life.
- 3 Wide Brand Compatibility – Suitable for most mainstream excavator brands, offering reliable replacement for track chain maintenance and repair.
- 4 Complete Product Range – Hesen Industrial provides full series bolts and nuts for excavators and bulldozers, supporting one-stop wholesale and replacement supply.
Product Display
Why Choose Us
Quanzhou Hesen Machinery Industry Co., Ltd. is more than just a manufacturer—we are a comprehensive partner integrating design, development, production, and sales. Since our founding in 1990, we have built a strong reputation across more than three decades of continuous operation. Our product range covers track rollers, carrier rollers, sprockets, idlers, track link assemblies, track shoes, bushings and pins, bucket teeth, and high-strength bolts and nuts. To support our global customers, we maintain large warehouses that enable fast delivery and reduce downtime. Whether you need standard replacement parts or customized solutions, our experienced team is ready to provide professional support. We understand the importance of reliability in heavy machinery components, and we take pride in delivering consistent quality. If you are looking for a trusted long-term supplier who can meet your diverse sourcing needs with efficiency and expertise, we warmly invite you to send us your inquiry. Let us show you what three decades of focused manufacturing can bring to your business.
Frequently Asked Questions
Q What is the standard dimension of Hesen's track bolt and nut?
A The standard dimension is 20×57 mm, which is designed to ensure an accurate and stable fit for excavator track chain assemblies without loosening under heavy-duty operation.
Q What materials are used in the manufacturing of these track bolts and nuts?
A They are manufactured from premium hardened steel, offering excellent tensile strength, wear resistance, and vibration resistance to ensure a long service life in demanding working conditions.
Q Which excavator brands are compatible with these track bolts and nuts?
A Hesen's track bolts and nuts are compatible with most mainstream excavator brands on the market, making them a reliable choice for track chain maintenance and repair across a wide range of equipment.
Q Does Hesen Industrial support wholesale orders and customized solutions?
A Yes. Hesen Industrial provides a full series of bolts and nuts for excavators and bulldozers, supporting one-stop wholesale supply. Customized solutions are also available for customers with specific sourcing requirements.
Q How long has Hesen Machinery been in operation, and what products do they offer?
A Quanzhou Hesen Machinery Industry Co., Ltd. was founded in 1990 and has over 30 years of experience. Their product range includes track rollers, carrier rollers, sprockets, idlers, track link assemblies, track shoes, bushings and pins, bucket teeth, and high-strength bolts and nuts.
Q How does Hesen ensure fast delivery to global customers?
A Hesen maintains large warehouses stocked with ready inventory, enabling fast delivery to global customers and minimizing equipment downtime. Their experienced team also provides professional support throughout the purchasing process.