Multi Spindle CNC Drilling Machine for Mechanical Guide Rails
Our multi-spindle CNC drilling machine is purpose-built for guide rail drilling and countersinking tasks, helping manufacturers achieve faster cycle times, higher consistency, and fully automated operation. If your production line requires high-speed, high-accuracy countersinking on mechanical guide rails, DUOMI CNC offers the perfect solution.
Model: DNC-3030DDTT
DUOMI CNC Multi-Spindle Drilling Machine for Mechanical Guide Rail Countersinking
☑ The machine features a machining stroke of X2500mm x Y300mm x Z200mm.
☑ Drilling + countersinking in one-pass.
☑ Servo Drilling and Tapping Machine for M3–M16 Nut and Screw Applications.
☑ Automatic Lubrication & Chip Removal.
☑ High spindle speeds up to 24,000 RPM.
☑ Precision positioning with CNC automatic control system.
☑ Applications: Mechanical guide rails, linear tracks, elevator rails, robotic tracks.
☑ 24/7 Reliability: Built for continuous operation in mass production lines.
👉 Contact us now for a demo, catalog, or factory-direct pricing.
specification of cnc drilling and tapping machine
A Multi Spindle CNC Drilling Machine is a high-efficiency CNC solution designed to drill multiple holes simultaneously using two or more spindles. Ideal for mass production environments, it significantly reduces cycle times while ensuring precise and uniform hole spacing. These machines are widely used in industries such as metal fabrication, furniture manufacturing, automotive parts, and mechanical guide rail processing. With customizable spindle configurations and automated control systems, multi spindle drilling machines enhance productivity, reduce labor costs, and deliver consistent results in every cycle. DUOMI CNC offers advanced multi spindle solutions tailored to specific material types and drilling requirements.
Machine type
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DNC-3030DDTT
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XYZ three-axis machining stroke0
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X2500mm Y300mm Z200mm
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Spindle speed
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100~24000rpm(Can be selected according to demand)
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Spindle taper hole
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ER20
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Spindle power
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0.55~3.0KW
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X axis moving speed
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30m/min~60m/min
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Y axis moving speed
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25m/min
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Z axis moving speed
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25m/min
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Borehole diameter range
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1~16mm
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Tapping diameter range
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M2~M14mm
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Chamfer range
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1~20mm
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Tool magazine
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Manual tool change
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Repeated positioning accuracy
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±0.01mm
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Table size
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3000*280mm
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Programming mode
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CAD file import/computer programming/manual programming
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System program storage capacity
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About 10,000
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System external signal control
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support
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Operating voltage
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AC 220V/50HZ
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Machine weight
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Approx. 2800KG
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Floor space
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4800*1500*1700mm
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Designed for Mechanical Guide Rail Applications
From elevator guide rails to industrial linear rails and machine bed supports, DUOMI CNC's equipment ensures perfect countersink angles, clean hole edges, and uniform depths. Whether you're processing carbon steel, stainless steel, or alloy rails, our machine handles high-volume orders with unmatched repeatability.
Whether you're a mechanical component manufacturer, machine tool builder, or automation system supplier, our multi-spindle CNC solution is optimized for durability, low maintenance, and long-term performance. Positioning accuracy up to ±0.01mm, All machines come with optional automated loading/unloading, oil mist cooling systems, and chip evacuation for 24/7 mass production.

Customer Testimonial
"We've been using DUOMI CNC’s Multi-Spindle Drilling Machine for over 12 months to process mechanical guide rails, and the results have exceeded our expectations. The ability to countersink multiple holes simultaneously has cut our production time by nearly 50%, and the accuracy is consistently within ±0.01mm. Our operators love the intuitive interface, and the machine runs smoothly even during 10-hour shifts. This was a smart investment that gave us a real competitive edge in both quality and delivery speed."
— Mr. Lee, Production Manager, Precision RailTech Co. (South Korea)
Customer Testimonial (Mexico)
"As a guide rail manufacturer based in Mexico, we were struggling with slow and inconsistent manual countersinking processes. Since introducing the DUOMI CNC Multi-Spindle Drilling Machine, our workflow has completely transformed. The machine's ability to drill and countersink multiple holes at once with precise depth control has improved our production speed by more than 60%. We’re now able to fulfill larger orders faster, with fewer errors and lower labor costs. DUOMI CNC provided excellent support from installation to training—highly recommended!"
— Eng. Fernando Ruiz, Operations Director, RAILMECH S.A. de C.V.
Adopt CNC machining center numerical control system, which ensures high precision, excellent stability, and efficient operation. This system enhances automation capabilities, providing precise control over complex machining tasks for optimal performance and reliability.


servo drive doublespindle, one spindle for drilling, one spindle for tapping, seamlessly integrated to perform both processes in a single clamping. This design ensures high efficiency, precision, and time-saving operations, making it ideal for complex machining requirements.
reinforce and thicken the machine base, temper stress relief, and perform high-precision large-scale cnc machining three times to ensure accuracy and stability. This robust design minimizes deformation, enhances durability, and provides a solid foundation for precise machining operations.


brand guide screw, manually shoveled to ensure precise installation and alignment, guaranteeing the accuracy and long-term performance of the machine. This meticulous process enhances stability and reliability during high-precision operations.
each shaft of the machine is equipped with an automatic lubrication system to extend the service life of the transmission parts and reduce the maintenance difficulty for workers. This system ensures continuous optimal performance by reducing friction, preventing wear, and minimizing downtime, ultimately lowering maintenance costs and improving operational efficiency.


universal t-slot table, with customized tooling options tailored to different products. Tooling can be easily replaced when changing products, offering versatile compatibility. Suitable for a variety of products, or you can choose the slide table option—only one can be selected, depending on the specific needs of the production line. This flexibility ensures efficient adaptability and optimized performance for diverse manufacturing requirements.
slidetable, equipped with pneumatic tooling that moves according to product length, eliminating the need for re-adjustment of accuracy. This feature streamlines operations, reducing setup time and ensuring consistent precision. Alternatively, you can choose the t-slot table, but only one option can be selected, depending on the specific production requirements.

What is a new CNC drilling machine?
A new CNC drilling machine refers to a modern, computer-controlled drilling system designed to precisely and efficiently create holes in various materials—such as metal, plastic, or composites—based on programmable instructions (G-code). No programming experience is required — easy to operate for any user.
What makes CNC drilling and tapping machines superior?
CNC drilling and tapping machines dramatically improve production speed and accuracy. With automated positioning and programmable settings, these machines eliminate human error, reduce material waste, and ensure uniform hole depth and thread quality. Compared to manual methods, they deliver consistent, high-precision results across high-volume operations.
Key benefits of CNC drilling and tapping machines?
Whether you're manufacturing aluminum furniture, stainless steel components, automotive parts, or kitchen fixtures, CNC drilling and tapping machines offer unmatched versatility. Their ability to process a wide range of materials—including steel, aluminum, and alloys—makes them ideal for industries requiring rapid and repeatable drilling and threading operations.
Why choose a CNC drilling and tapping machine?
Modern CNC drill-tap machines are designed with low maintenance, compact footprints, and intuitive interfaces. This reduces labor costs, minimizes downtime, and allows even semi-skilled operators to achieve professional-grade output. The investment pays off quickly through improved productivity, reduced rework, and long-term operational savings.
Key Features of a New CNC Drilling Machine
This machine is suitable for CNC drilling, tapping, and chamfering in the production and processing of all-aluminum furniture, stainless steel furniture, office furniture, bathroom and kitchen equipment, and aluminum doors and windows.
Duomi CNC vs. Bench Drills: What Makes the Difference?
Duomi CNC drilling and tapping machines outperform traditional bench drills by automating the entire process. Operators no longer need to manually adjust drilling positions or depth. With programmable multi-axis control, Duomi machines complete complex operations in seconds—boosting productivity by up to 3x compared to manual bench drilling.
Duomi CNC vs. Traditional CNC: What’s Better?
Compared to large, expensive conventional CNC machines, Duomi CNC drill-tap systems offer a smaller footprint, lower investment cost, and intuitive controls. Operators can be trained quickly, maintenance is minimal, and the machines are tailored to real-world workshop needs. It’s the smarter choice for factories seeking high ROI with flexible, high-speed drilling solutions.
Why Choose Duomi CNC Drilling Machines Instead of EDM?
Duomi CNC drilling and tapping machines operate significantly faster than EDM (Electrical Discharge Machining) systems. While EDM requires slow, controlled erosion to remove material, Duomi’s mechanical drilling and tapping complete holes and threads in seconds—making them ideal for mass production and high-efficiency factories.
Cost and Delivery Benefits of Duomi CNC Machines
As a direct manufacturer, Duomi eliminates the middleman markup, providing factory-direct pricing and faster logistics. Our efficient export process ensures timely shipment to Asia, Europe, the Americas, and beyond—backed by responsive after-sales service and technical support worldwide.
Why Duomi CNC Offers the Best After-Sales Service?
Duomi offers exceptional after-sales service with 24/7 technical support. Our expert team is available to assist with installation, programming, troubleshooting, and machine maintenance. Whether you need guidance remotely or onsite, our dedicated service ensures your CNC drilling and tapping machines operate smoothly, minimizing downtime and maximizing productivity.

Get in Touch with Us Today!
Interested in learning more? Contact us now to find out how our machines can improve your manufacturing process.
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