Welcome to maquin
Your Gateway To Industrial Excellence
High-Performance Solutions Engineered For Global Mining, Construction And Heavy-Duty Industries.
About us
The Globally Trusted Expert in Machinery Spare Parts
Established in 2002, Ningbo Digtech Machinery Co., Ltd, is a professional and experienced manufacturer and supplier integrating R&D, production, and trading. Specializing in spare parts for excavators, bulldozers, motor graders, crawler cranes, and other mining and construction machinery, which includes bucket teeth, track roller, carrier roller, front & rear idler, sprocket, track group, teeth pin and lock, bolt and nut as well as other wear-resistant parts.
24+ years exporting from a modern facility to 50+ countries. 200+ types, 3000+ specs for reliable, durable solutions in mining, construction & heavy-duty industries.
We serve OEMs and customers worldwide. Our parts fit major brands like Caterpillar, Komatsu, Hitachi, Volvo, and are compatible with leading aftermarket systems including ESCO, MTG, and Bradken.
We stand behind every product with: pre-order factory inspection, detailed drawings upon order confirmation, and pre-delivery inspection with photos and test reports.
Product Range
We offer a comprehensive range of heavy equipment and attachments, including:
- Excavators:5T–200T
- Bulldozers:D85–D475 (Komatsu) & D8–D11 (Caterpillar)
- Crawler Cranes:25T–2000T
Superior Impact & Abrasion Resistance
Ground Engaging Tools (G.E.T.) are engineered to balance impact strength and wear resistance through precise materials and advanced heat treatment. With a hardness of 50–54 HRC, they ensure long service life and enhanced performance in the most demanding conditions.
Bucket Teeth–Wide Weight Range
Available from 1 kg to 500 kg, our bucket teeth are designed to meet diverse operational needs—from light-duty to heavy mining applications.
our products
Direct-from-Factory G.E.T. Manufacturing
Precision casting
Our Vision
Leading with advanced GET and undercarriage solutions that boost efficiency, cut downtime, and support a sustainable future. We set the standard through engineering excellence and true partnership.
Our Mission
To power progress by delivering smarter, stronger excavator parts—driving performance, reliability, and value for our customers and their machines.
Our Motto
Strength. Precision. Reliability. Engineered to Move the World.
Severe Conditions, Reliable Solutions
High-performance solutions engineered for global mining, construction, and heavy-duty industries
News & Media
Direct-from-Factory G.E.T. Manufacturing
5 Signs Your Excavator Undercarriage Needs Replacement | Excavator Maintenance
Why Excavator Undercarriage Replacement Planning Matters For procurement professionals and fleet managers, an excavator's undercarriage is its most critical wear
How to Choose the Right Bucket Teeth for Your Excavator: A Buyer’s Guide
How to Choose Excavator Bucket Teeth That Fit Selecting the right excavator bucket teeth is more than a routine maintenance
Mining Equipment Wear Parts: Maximizing Uptime in Harsh Operating Conditions
Why Mining Equipment Parts Matter for Uptime and Cost Control When evaluating modern mining operations, the reliability of mining equipment