High-Precision Double Spindle CNC Micro Hole Drilling Machine
Dual 60,000 RPM high-speed spindles delivering 2x throughput with ±0.02mm positioning accuracy for precision micro-hole applications (0.15–4.0mm).
💡 Our CNC drilling and tapping machines support custom non-standard designs, machine color customization, and OEM branding. Start now to purchase and customize your own equipment, please contact us.
Request a Free Machining Sample →
Features
Ultra-High-Speed Micro Spindle: 24,000–60,000 RPM spindle provides optimal cutting velocity for micro drill bits down to Ø0.15mm.
Burr-Free Micro Hole Finish: Controlled micro-feed system prevents drill deflection, bit breakage, and hole entrance burrs.
Multi-Spindle Synchronous Drilling: Drills high-density micro hole patterns simultaneously, drastically shortening cycle times.
High-Precision Positioning Accuracy: High-resolution servo drives deliver ±0.02mm repeatable accuracy for delicate components.
In-Depth Engineering Description & Technical Overview
Click to expand complete machine capabilities, workflow analysis & application guide
Click to Expand
Collapse Details
Industrial Overview
The DUOMI DNC-2030HDD Double Spindle CNC Drilling Machine for Micro Holes is designed for high-precision, high-efficiency micro-drilling, tapping, and milling. Equipped with dual ultra-high-speed spindles (up to 60,000 RPM), this machine doubles processing output by machining two workpieces simultaneously while maintaining strict repeatability tolerances of ±0.02mm.
Engineered to solve traditional manufacturing bottlenecks—such as high scrap rates, labor-intensive machine setups, and thermal drill drift—the DNC-2030HDD provides a reliable automated solution for high-density micro-hole arrays in aerospace, electronics, medical devices, and precision automotive components.
Key Performance Advantages
1. Doubled Production Efficiency (Dual Spindle Technology)
- Simultaneous Machining: Synchronized dual spindles process two components in parallel, immediately cutting machine processing cycle times by 50%.
- Ultra-High Speed Spindles: Variable spindle speeds from 3,000 to 60,000 RPM reduce chip load, extend drill bit tool life, and yield clean burr-free micro holes.
- Rapid Axis Traversal: X-axis speed up to 60m/min; Y/Z axes up to 25m/min minimize non-cutting idle time.
2. High Repeatability & Reduced Scrap Rates
- Precision Positioning: Features ±0.02mm repeated positioning accuracy, ensuring high center-distance precision across multi-hole matrix patterns.
- Scrap Rate Reduction: Case studies show defect rate reductions from 8.0% down to 0.2% on complex micro-drilling applications, delivering substantial annual raw material cost savings.
3. Multi-Process Integration & Automation Support
- All-in-One Operations: Performs micro-drilling, tapping, chamfering, and milling in a single fixture setup.
- Automated Tool Changing (ATC): Fast pneumatic tool change mechanism reduces manual intervention.
- Unmanned Operation Capability: Fully compatible with robotic loading/unloading systems for continuous 24/7 manufacturing.
4. Flexible Programming & Rapid Setup
- Multiple Programming Modes: Supports CAD vector import, direct computer programming, and manual machine G-code input.
- High Storage Capacity: Internal memory holds up to 10,000 program files for instant job switching and agile short-run production.
Core Applications & Material Compatibility
The DNC-2030HDD micro-hole drilling center works with a wide variety of conductive, non-conductive, ferrous, non-ferrous, and superalloy materials: - Materials: Stainless Steel, Titanium Alloys, Inconel, Hastelloy, Tool Steel, Copper, Aluminum, Brass, Carbide, Graphene, Ceramic Vacuum Chucks, and Platinum. - Target Components: Fuel injector nozzles, aerospace locknuts, medical surgical instruments, PCB test fixtures, semiconductor heat sinks, and hydraulic valve plates.
Purchase & Delivery Guarantees
Direct Factory Assurance — Built, Tested, and Supported from Dongguan to Your Shop Floor
Runs on Your System
Standard GSK control (100% Fanuc G-code compatible) or optional Mitsubishi/Siemens. Direct CAD file import for code-free toolpath generation.
Factory Video FAT
Live drilling/tapping tests on your actual workpiece recorded before dispatch. Final 50% balance payment is paid only after your video approval.
40-Day Build & Rugged Crate
Guaranteed maximum 40-day manufacturing cycle. Sealed in anti-rust vacuum aluminum foil and bolted in fumigation-free timber crates (EXW/FOB/CIF).
Direct Engineer Care
Direct 1-on-1 WhatsApp group with your machine's build engineers, 12-month full warranty, and critical replacement parts dispatched via DHL within 24–48h.
Every DUOMI machine is built under a transparent 13-step factory production & responsibility chain.
Parameters
Download Technical Brochure| Model | DNC-2030HDD Small hole cnc drilling machine |
| Spindle drilling speed | 3000~60000rpm (Can be selected according to demand) |
| Spindle taper hole | Collet reducer sleeve |
| Spindle power | 0.55~3.0KW |
| X axis moving speed | 30m~60m/min |
| Y axis moving speed | 25m/min |
| Z axis moving speed | 25m/min |
| Borehole diameter range | 0.15~4.0mm |
| Tool magazine | Pneumatic press knife change |
| Repeated positioning accuracy | ±0.02mm |
| Table size | 2000*280mm |
| Programming mode | CAD file import / computer programming / manual programming |
| System program storage capacity | About 10,000 |
| System external signal control | Support |
| Operating voltage | AC 220V/50HZ |
| Application | Drill small holes and micro holes in metal |
| Machine weight | Approx. 1500KG |
| Floor space | 3500mm x 1500mm x 1700mm |
Machining Samples
Real parts processed by our machines
Frequently Asked Questions
We “only” do drilling & tapping. Why do customers still choose Duomi over general-purpose CNC machines?
What does “Your part defines the solution” mean in practice?
What micro-drilling diameter range does the DNC-2030HDD machine support?
How does the double spindle configuration improve production throughput?
What is the repeated positioning accuracy of this micro hole CNC machine?
Which materials can be machined on this double spindle micro drill?
What programming formats are supported by the machine control system?
Does DUOMI CNC offer non-standard custom machine designs or OEM branding?
Recommended
View More ›
CNC drilling machine for aluminum profiles and Stainless Steel
Dual system multi-axis CNC drilling machine for small holes
