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Pakistan's construction industry has seen unprecedented growth driven by the China-Pakistan Economic Corridor (CPEC), which has invested over $62 billion in infrastructure. Mega-projects including motorways, dams, bridges, and urban development in Karachi, Lahore, and Islamabad have created massive demand for high-strength fasteners used in excavators, cranes, and heavy machinery.
Pakistan holds significant mineral wealth including coal, copper, gold, and gemstones. The Reko Diq copper-gold project in Balochistan — one of the world's largest — and Thar Coal Block development are driving demand for heavy-duty bulldozers and excavators, all requiring premium-grade bolts and nuts for undercarriage maintenance and component assembly.
Pakistan is one of Asia's largest agricultural economies, with over 22 million hectares of cultivated land. Increasing mechanization of farming — particularly in Punjab and Sindh provinces — has boosted demand for tractors, harvesters, and earth-moving equipment. Reliable nut and bolt fasteners are essential for maintaining these machines in remote rural environments.
Welcome To Learn About Our Company
Quanzhou Hesen Machinery Industry Co., Ltd, located in Fujian Province, China. We have more than 30 years of experience as a manufacturer, founded in 1990. We are a factory specialized in high-strength bolts and nuts, bucket teeth, pin & bush, excavator and bulldozer undercarriage parts. We also have a warehouse to store parts and provide quick delivery for our customers. It is a company which combines professional design, development, production and sales. Our products obtain good markets at home and abroad — including the fast-growing Pakistan market.
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Track bolts and undercarriage fasteners for excavators and graders working on KKH upgrades, motorway expansions, and CPEC corridor road networks across Pakistan.
High-strength plow bolts and segment nuts for Caterpillar and Komatsu dozers deployed at Diamer-Bhasha Dam, Mohmand Dam, and major irrigation channel excavation projects in Sindh and Punjab.
Sprocket bolts and roller bolts for excavators operating in Karachi, Lahore, and Islamabad urban construction zones — including Lahore Metro, Orange Line extensions, and high-rise foundation work.
Heavy-duty dozer segment bolts (5P7665 / 7H3608) and undercarriage nuts for D8N/D8R bulldozers operating in Pakistan's Thar Desert coal extraction sites and Balochistan mineral fields.
As Pakistan's heavy equipment fleet grows — driven by CPEC and government infrastructure budgets — contractors are increasingly demanding OEM-matching quality bolts and nuts to reduce downtime. Low-grade fasteners cause costly breakdowns on remote sites. Hesen's ISO-certified products meet this need with consistent dimensional accuracy and material strength.
Pakistan has been diversifying its industrial imports from China, and the fastener sector is no exception. Chinese manufacturers offering factory-direct pricing, short lead times, and customized specifications are increasingly preferred over traditional European suppliers. Hesen's direct factory model aligns perfectly with this trend.
Major industrial cities — Karachi, Lahore, Faisalabad, Peshawar, and Quetta — are developing stronger spare parts distribution networks for excavator and dozer components. This creates opportunities for bulk bolt and nut supply agreements with local dealers who serve the construction and mining sectors.
Pakistan's heavy equipment operators are increasingly adopting preventive maintenance schedules, replacing track bolts, sprocket bolts, and plow bolt assemblies on a scheduled basis rather than waiting for failure. This shift is boosting the recurring demand for quality fasteners and creating stable long-term supply relationships.
Our factory's main products include: track roller (bottom roller), carrier roller (top roller), sprocket, idler, track link assembly, track shoe, bushing & pin, bucket teeth, high-strength bolts and nuts.
Pakistan's construction and mining sectors demand fasteners that perform under extreme conditions — scorching desert heat in Thar, high-altitude stress on KKH, and heavy-load cycles in Karachi port expansion. Hesen's high-strength bolts and nuts are manufactured using premium alloy steel, precision heat treatment, and rigorous quality control to deliver consistent torque performance, corrosion resistance, and long service life. With 30+ years of OEM manufacturing experience, our fasteners meet international standards while offering competitive factory-direct pricing tailored for the Pakistan market.
Hot Selling Products
Our factory's main products include: track roller (bottom roller), carrier roller (top roller), sprocket, idler, track link assembly, track shoe, bushing & pin, bucket teeth, high-strength bolts and nuts.
20Y-32-00300 OEM Quality Track Link For PC200 Excavator — Pakistan Infrastructure Projects
Offered directly from our own factory, our premium excavator track link ensures fast delivery and stable supply. Backed by rigorous quality control, it delivers OEM-matching performance for demanding Pakistan construction sites.Excavator Undercarriage Parts Track Roller Bottom Roller Fit For PC200-5/7/8 — Pakistan Mining & Construction
The Roller is engineered as a premium replacement for Komatsu PC200 excavators, delivering OEM-matching performance for Pakistan's demanding earthmoving applications.20Y-30-00022 Durable Undercarriage Replacement Top Roller Carrier — For Pakistan Excavator Fleet
This PC200 Top Roller is a heavy-duty undercarriage part designed for Komatsu excavators, made from high-strength alloy steel — ideal for Pakistan's challenging terrain conditions.6Y4898 Caterpillar E320 E325D E330 E320D CAT320 Undercarriage Excavator Sprocket 8E9805 — Pakistan Supply
This E320 sprocket is a high-quality undercarriage part specially designed for Caterpillar excavators. Forged from premium steel for reliable performance on CPEC and Thar Coal project sites.
Manufacturer Excavator Front Idler for Daewoo DH220 DX225 — Pakistan Doosan Fleet Maintenance
This DH220 idler is a high-performance undercarriage component designed for Doosan excavators. Constructed from high-strength alloy steel for extended service life in Pakistan's harsh environments.M20*57 Track Bolt Nut for PC200-3 EX200-5 DH220 R220 Chain Link — Pakistan Excavator Maintenance
Hesen's M20*57 track bolt nut is designed to fit excavator track chains securely and reliably. Manufactured with high-strength steel, perfect for Pakistan's construction and mining operations.5J4773 & 2J3506 High-Strength Plow Bolt and Nut for Caterpillar Cutting Edges & Blades — Pakistan Dozer Supply
Our Plow Bolt 5J4773 and Nut 2J3506 are high-strength fasteners designed for cutting edges, blades, and track systems — widely used in Pakistan's road construction and land leveling projects.5P7665 & 7H3608 Segment Bolt and Nut for D8N D8R Bulldozer Sprocket Assembly — Thar Coal & Mining Pakistan
Hesen offers D8N Segment Bolt 5P7665 and Nut 7H3608 (3/4×66) for bulldozer track sprocket assembly. Widely deployed in Pakistan's Thar Coal mining and Balochistan mineral extraction projects.
From our Fujian, China manufacturing base, Hesen supplies high-strength bolts, nuts, and excavator undercarriage parts to customers across Pakistan and over 60 countries worldwide. Our factory-direct model means lower costs, faster delivery, and direct technical support for Pakistan's construction, mining, and infrastructure sectors.
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In 2025, Quanzhou Hesen Machinery reached a historic breakthrough with overall performance soaring by 30% to an all-time high. As a professional and experienced manufacturer of excavator undercarriage parts and high-strength fasteners...
Quanzhou Hesen Machinery is a global supplier of excavator and bulldozer parts, with over 20 years of experience. At the beginning of 2026, Quanzhou Hesen Machinery is pleased to announce that our new product range has arrived...
As a professional manufacturer of dozer & excavator undercarriage parts, Quanzhou Hesen Machinery has been actively expanding its global presence. With more than 30 years of manufacturing experience, we continue to grow our Pakistan market presence...
