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- Overview
- Product Description
- Detailed Photos
- Product Parameters
- Company Profile
- FAQ
Basic Info.
Packaging & Delivery
Product Description
Our company provides high-quality micro-diameter drill bits designed for precision drilling in small and intricate applications. Made from ultra-fine tungsten steel and coated with advanced wear-resistant materials, these drill bits ensure excellent durability, sharpness, and performance. They are ideal for machining materials like carbon steel, stainless steel, copper alloys, and other metals, delivering accurate and efficient results in demanding tasks.
Main Features
After special heat treatment, with high hardness and good wear resistance, extend the service life;
Optimized cutting edge and spiral groove design, reduce vibration in the cutting process, improve the stability and accuracy of drilling
Size
| D0.5-D0.55*4*D3*38 |
| D0.6-D0.95*5*D3*38 |
| D1.0-D1.15*8*D3*38 |
| D1.2-D1.75*10*D3*38 |
| D1.8-D1.95*11*D3*38 |
| D2.0-D2.5*12*D3*38 |
| D2.55-D2.95*14*D3*38 |
| D0.5-D1.00*6*D4*50 |
| D1.01-D1.50*8*D4*50 |
| D1.51-D2.00*10*D4*50 |
| D2.01-D2.50*12*D4*50 |
| D2.51-D3.00*15*D4*50 |
| D3.01-D3.50*18*D4*50 |
| D3.51-D3.99*20*D4*50 |
Introduction
Welcome to the world of MICRO DRILLS, where precision meets performance. Our high-quality micro drills are engineered for accuracy, durability, and efficiency, making them the ideal choice for industries requiring ultra-fine drilling in materials such as metals, composites, ceramics, and plastics. Whether you're in aerospace, medical device manufacturing, electronics, or precision engineering, MICRO DRILLS deliver unmatched performance for your most demanding applications.
Why Choose MICRO DRILLS?
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Ultra-Precision Machining - Designed for micro-hole drilling with diameters as small as 0.01mm (10 microns), ensuring high accuracy and repeatability.
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Superior Material & Coating - Made from premium solid carbide and enhanced with advanced coatings (TiN, TiAlN, Diamond) for extended tool life.
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Optimized Geometry - Special flute designs reduce breakage and improve chip evacuation, even in deep-hole drilling.
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Versatility - Suitable for a wide range of materials, including stainless steel, titanium, aluminum, PCB, and brittle ceramics.
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High-Speed Performance - Engineered for high RPM applications, reducing cycle times while maintaining precision.
Applications of MICRO DRILLS
Our micro drills are trusted in industries where precision is non-negotiable:
Electronics & PCB Manufacturing - Drilling micro-vias and high-density interconnects.
Medical Devices - Creating ultra-fine holes in surgical tools, implants, and diagnostic equipment.
Aerospace & Defense - Precision drilling in turbine blades, fuel injectors, and sensors.
Automotive - Micro-hole drilling for fuel injection systems and sensors.
Watchmaking & Jewelry - Delicate engraving and micro-drilling for intricate designs.
Product Range & Specifications
1. Standard Micro Drills
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Diameter Range: 0.01mm - 3.0mm
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Shank Type: Straight or reduced shank for enhanced rigidity
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Coating Options: Uncoated, TiN, TiAlN, Diamond
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Material: Solid carbide (sub-micron grain)
2. Deep-Hole Micro Drills
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Optimized for L:D ratios up to 20:1
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Enhanced flute design for efficient chip removal
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Ideal for medical needles and aerospace components
3. PCB Micro Drills
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Ultra-fine diameters for HDI and flex PCBs
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High wear resistance for FR4, polyimide, and copper substrates
4. Custom Micro Drills
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Tailored geometries for specialized applications
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OEM solutions for unique drilling challenges
Technical Advantages
Reduced Breakage - Advanced tip geometry minimizes tool deflection.
Extended Tool Life - Premium coatings reduce wear and thermal stress.
Superior Surface Finish - Minimized burring for clean, precise holes.
Compatibility - Works with CNC machines, drill presses, and automated systems.
Recommended Cutting Parameters
| Material | Speed (RPM) | Feed Rate (mm/rev) | Coolant |
|---|---|---|---|
| Stainless Steel | 10,000 - 30,000 | 0.002 - 0.008 | Yes |
| Aluminum | 20,000 - 50,000 | 0.005 - 0.015 | Optional |
| Titanium | 8,000 - 20,000 | 0.001 - 0.005 | Yes |
| PCB/FR4 | 40,000 - 80,000 | 0.003 - 0.010 | No |
(Note: Optimal parameters may vary based on drill size and machine setup.)
Quality Assurance
Every MICRO DRILL undergoes rigorous testing, including:
Laser measurement for diameter accuracy (±1µm tolerance)
Runout testing to ensure concentricity
Dynamic balance testing for high-speed stability
Ordering Information
MICRO DRILLS are available in individual units, sets, and bulk packaging. Custom packaging and branding options are available for OEM partners.
Standard Lead Time: 3-5 business days (stock items)
Custom Orders: 2-4 weeks (depending on specifications)
Q1: Are you a factory or trading company?
A1: We are professional precision tools manufacturer,have more than 30 years experience in this industry. Welcome to visit us!
Q2: Do you produce special cutting tools?
A2: Yes, we provide OEM/ODM service for customers, just send us your design drawings if you have any customized items need to be made.
Q3: Can the price be reduced for large quantities?
A3: Yes, bigger quantity orders are cheaper.
Q4: When can I get the reply?
A4: We usually reply within 12 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.
Q5: What is the lead time for mass production?
A5: Generally, It will take 10-15 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q6: Is free shipping available?
A6: We don't offer a free shipping service. But we can have a discount if you buy a large number of products.
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