A Drill Collet Chuck is a precision tool-holding device designed to securely clamp drills, reamers, taps, and small cutting tools with high concentricity and minimal runout.
Compared to conventional drill chucks, collet-based chucks provide stronger grip, better balance, and higher accuracy, making them ideal for CNC and precision drilling applications.
Applications
Drill Collet Chucks are widely used in:
- CNC Drilling & Tapping Machines
- VMC / HMC drilling operations
- Precision toolrooms
- Jig & fixture-based drilling
- Automotive, aerospace & engineering parts
- Micro drilling and high-speed drilling
- Reaming and light milling operations
Key Features
- ✔ High concentricity & low runout
- ✔ Strong, uniform clamping along tool shank
- ✔ Better balance for high-speed drilling
- ✔ Reduced tool slippage and breakage
- ✔ Improved hole accuracy & surface finish
- ✔ Compatible with multiple collet standards
- ✔ Long service life with hardened components
Types of Drill Collet Chucks
- ER Drill Collet Chuck (ER11 / ER16 / ER20 / ER25 / ER32)
- Straight Shank Drill Collet Chuck
- Morse Taper (MT) Drill Collet Chuck
- Quick-Change Drill Collet Chuck
- High-Speed Precision Drill Collet Chuck
- Special Drill Collet Chuck (custom)
Technical Specifications
- Collet Standard: ER / Special
- Tool Holding Range: As per collet size
- Runout Accuracy: ≤ 0.01 mm (up to 0.005 mm on request)
- Material: Alloy Steel
- Hardness: 55–60 HRC
- Mounting: BT / ISO / HSK / MT / Straight shank
- Balance Grade: Suitable for high RPM
- Customization: Available
Advantages
- Higher drilling accuracy
- Longer tool life
- Reduced vibration & chatter
- Faster tool changes
- Ideal for precision and production drilling
