Factory-direct rates with price match
Strict quality control & precision
SolidWorks, STEP & 2D/3D formats
Zero minimums with volume discounts
Configurable Parts
Precision modifications for standard catalog components with instant online pricing.
Aluminum Extrusions
3D CAD profile & accessory library with drag-and-drop online frame designer.
Aluminum Enclosures
500+ standard stock mold options with custom cutouts, silkscreen & real-time quotes.
Fully Custom Parts
Your exact geometry, manufactured to specs. Upload STEP/CAD for instant pricing & DFM inspection.
Integrated Fulfillment Center
50,000+ m² Unified Base Combining Precision CNC Machining And Smart Inventory.
Certified Quality Assurance
ISO 9001:2015 Certified With Strict Supplier Vetting And 100% Inspection.
Fast Global Delivery
Same-Day Dispatch For In-Stock Parts With 2–5 Day Worldwide Express Shipping.
Real-Time Support
Instant Live Chat With Mechanical Engineers For Quick Technical Review.
Engineering Resources
Company News
Notice Regarding Changes to Combined Ordering for JLCMC
Dear Customers, Thank you for your continued support and trust in JLCMC and our services. To provide a more efficient and reliable ordering experience, we previously introduced combined ordering across JLCMC, JLCPCB, JLC3DP, and JLCCNC, allowing customers to conveniently place orders for multiple services together. Due to adjustments to our operational and order fulfillment processes, effective immediately, JLCMC orders will no longer support combined ordering with JLCPCB, JLC3DP, or JLCCNC. Customers......
Technical Guides & Insights
How to Use and Install a Cotter Pin
I. Introduction Cotter pins are essential mechanical fasteners used to secure parts in place, preventing unintended movement or loosening. They are widely used in machinery, automotive, and industrial applications due to their simple yet effective locking mechanism. This guide will provide an in-depth look at cotter pins, their types, usage, and installation process, making it a valuable resource for mechanical enthusiasts and professionals. II. What is a Cotter Pin? A cotter pin is a metal fastener, ......