Introducing our formidable large size CNC Double Ends Facing Centering CNC Drilling Milling Center Machine, a masterpiece of engineering designed to elevate your machining operations with precision and efficiency.
Unleash the power of our sophisticated 4-axis design featuring a Self-Centering Fixture. Experience the unmatched convenience of one-time clamping, enabling seamless and comprehensive processing with unparalleled precision.
The Double-End Centering Machine is an exceptional CNC tool crafted for the meticulous processing of shaft parts' end faces and center holes. With its capability for one-time clamping, this machine flawlessly executes milling, drilling, tapping, chamfering, and other processes concurrently on both ends of the workpiece, significantly boosting processing efficiency and precision.
Explore the versatility of our Multi-Spindle Centering Machines, available in three distinct types based on bed form: flat bed, inclined bed, and vertical. Further customize your operations with single head, double head, or multi-head spindle configurations to suit your specific machining needs.

Our Double-Head Centering Machines are an industry staple, revered in sectors such as automotive, motorcycle, motors, pump valves, agricultural, and construction machinery. They adeptly handle shaft part processing, including half shafts, cams, E-bolts, and more, with the precision of a dedicated milling machine.

Our state-of-the-art machine features a dual end setup with milling spindles, drilling spindles, and threading spindles. These are enhanced with capabilities for chamfering and end cylindrical turning. Choose to use identical spindles at both ends or deploy distinct functions separately for simultaneous processing. This epitomizes a quintessential multi-functional spindle combination CNC tool.
PRODUCT NUMBER |
MILLING PIN DIAMETER RANGE |
ST80-1000 |
150-1000 |
ST10-1000/1200/1600/2000 |
150-1000 150-1200 200-1600 200-2000 |
ST16-1200/1600/2000/2500 |
200-1200 400-1600 500-2000 500-2500 |
ST20-1200/1600/2000 |
200-1300 200-1700 200-2100 |
ST26-2000/3000/4000 |
200-2100 200-3100 200-4100 |
ST30-2000/3000/4000 |
200-2100200-3100 400-4100 |
| ARGUMENT
Project |
Unit |
ST30-2000 |
ST30-3000 |
ST30-4000 |
Processing length range |
mm |
200-2100 |
200-3100 |
400-4100 |
Milling diameter range |
mm |
φ30-350 |
φ30-350 |
φ30-350 |
Single side milling amount |
mm |
5 |
5 |
5 |
Drilling diameter |
mm |
φ30 |
φ30 |
φ30 |
Spindle speed |
rpm |
200-1500 |
200-1500 |
200-1500 |
Machine tool working accuracy |
Three-axis repeatable positioning accuracy |
mm |
0.006 |
0.006 |
0.006 |
Consistency of overall milling length |
mm |
±0.05 |
±0.05 |
±0.05 |
Center hole depth consistency |
mm |
0.05 |
0.05 |
0.05 |
Both ends face the center hole and run out |
mm |
0.03/φ50 |
0.03/φ50 |
0.03/φ50 |
End surface roughness |
Ra |
3.2 |
3.2 |
3.2 |
Center hole roughness |
Ra |
1.6 |
1.6 |
1.6 |
Optional function parameters |
Outer circle diameter of the set car |
mm |
φ200 |
φ200 |
φ200 |
Rigid tapping |
mm |
M30 |
M30 |
M30 |
High speed U drill |
mm |
φ50 |
φ50 |
φ50 |
| DETAIL PRESENTATION
TWO-WAY HYDRAULIC CLAMP
Our innovative Two-Way Self-Centering Hydraulic Clamp and Vise are engineered to adapt seamlessly to varying workpiece specifications, ensuring efficiency and precision in every operation.
SPINDLES AND FUNCTIONS
Experience the excellence of our double-ended spindle box design, offering high efficiency and enhanced coaxiality. The spindle's robust scalability supports not only basic end face milling and center hole drilling but also optional combined functions like double-end chamfering, external turning, deep drilling, and threading.
COMFORTABLE CHIP REMOVAL EXPERIENCE
Our superior chain scraper type automatic chip conveyor guarantees powerful and seamless performance. Customize your workspace with its adaptable layout design, offering flexible positioning in left, right, or rear directions to enhance operational freedom.
CNC SYSTEM
Our advanced Bus Absolute Value Servo System eliminates the need for resetting, allowing for instant operation as required, optimizing productivity and convenience.
This system is highly adaptable for automated production, being exceptionally compatible with a broad range of multifunctional machining tasks such as drilling, boring, milling, grinding, tapping, and chamfering. Opt for our dual-channel control system for extraordinary performance.
| CERTIFICATES & ACTIVITIES

Celebrated as China's premier manufacturer of CNC machine tools for double-sided processing, a testament to our unparalleled expertise and innovation.
Supported by an extensive portfolio of technical patents, we specialize in the precise drilling, milling, and turning of shaft parts, setting industry standards with unparalleled precision.
Our machine tool products, renowned for their high-quality positioning, are highly acclaimed by users in developed countries across the globe.
|ABOUT FACTORY
Shandong Youtai Machine Tool Manufacturing Co., Ltd. stands proudly in Tengzhou City, famed as the 'Capital of Small and Medium-sized CNC Machine Tools in China.' This historic city, once home to illustrious figures like philosopher Mozi and craftsman Lu Ban, is ideally positioned near the cultural treasures of Confucius' three holes. Our location serves as both a beacon of rich cultural heritage and a contemporary hub of metalworking excellence, playing a pivotal role in the global machinery manufacturing industry.
Since our establishment in 2011, Shandong Youtai Machine Tool Manufacturing Co., Ltd. has consistently been a trailblazer in the realm of innovative, efficient machining equipment specifically for shaft parts. Pioneering as a technology-driven enterprise, we are dedicated to the creation of premium CNC machine tools and bespoke machinery that cater to diverse industrial needs. Encompassing an expansive 50-acre site, our state-of-the-art facilities feature over 30,000 square meters of advanced workshops and executive offices. We are proud to house an array of sophisticated precision machines, including gantry machining centers and CNC guide rail grinders. Alongside, we utilize cutting-edge high-precision measuring equipment, ensuring that each product is synonymous with superior quality and excellence.
Our exceptional team is made up of over 100 committed professionals, with more than 30 of them being highly skilled technical experts and an equal number comprising adept engineering specialists. We pride ourselves on engaging in deep, synergistic collaborations with over ten custom part enterprises. Our dedication to independent research and development has led to the creation of an impressive array of machines, such as milling end face drilling center hole tools, double-side lathes, and twin-head horizontal machining centers tailored for cylinder barrels. Our diversified portfolio extends across more than twenty distinct series and features over fifty unique products, which we have successfully exported to advanced markets across Europe and Asia. This success has significantly bolstered our standing as a distinguished domestic brand within the industry.
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