86600632 air screw Rock Drill valve Sleeve Spare Parts for Drilling Rig Dump Truck Forged Iron Other Mining Machines Wear Resistant

With over 17 years of industry dedication, Guangzhou Huilian Hydraulic Technology Co., Ltd. is a professional manufacturer specializing in full-series excavator attachments. Our comprehensive product portfolio covers hydraulic breakers, complete hydraulic breaker spare parts, quick couplers, excavator rippers, hydraulic shears, earth augers, hydraulic grabs, orange peel grapples, hydraulic power thumbs and grab buckets. Adhering to the core tenet of "Quality Changes the Future", we focus heavily on the R&D, precision production and after-sales service of high-end hydraulic breakers. As a national high-tech enterprise in China, we adopt intelligent manufacturing strategies and persistent technological innovation to break core industrial technical bottlenecks, leading the development of heavy-duty hydraulic breaker technology. Our HL40 to HL210 breaker series fully adapts to excavators ranging from 0.5 to 100 tons. Beyond finished equipment, we provide professional OEM manufacturing for mainstream global hydraulic hammer brands. Equipped with mature technical databases and standard precision drawings, we supply a full range of qualified parts including seal kits, pistons, diaphragms, cylinders, front and back heads, chisels, accumulators, bushings, through bolts, valve sleeves and charging kits, all complying with original factory performance standards. We strive to be your reliable one-stop supplier for excavator attachments, delivering high-precision, durable and cost-effective products to minimize your equipment downtime.

F & Q

1. Q: Are you a manufacturer or a trading company?
A: We are a professional manufacturer with over 1 years of experience in precision production.

2. Q: Do you provide product warranties?
A: Yes. We offer product-specific warranty coverage .

3. Q: What quality control measures do you implement?
A: We maintain an in-house, experienced Quality Control (QC) team. Each order undergoes rigorous inspection and functional testing prior to shipment.

4. Q: What is your standard delivery timeline?
A: In-stock items are shipped within 1–3 business days; custom or regular orders typically require 2–3 weeks for production and delivery.

5. Q: What after-sales services do you provide?
(1) Customer inquiries are acknowledged within 24 hours.
(2) Technical support is available round-the-clock via dedicated channels.
(3) Upon confirmation of failure attributable to manufacturing defects, we provide complimentary replacement units at no cost.

6. Q: What payment methods do you accept?
A: We accept multiple internationally recognized payment terms, including T/T, D/A, D/P, L/C, and O/A. Final payment arrangements must be confirmed prior to shipment.