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Item #:
181561605
1pc Inch ER8 ER11 ER16 ER20 ER25 ER32 Collet Precision 0.008 ER Spring Collet Chuck 1.5~9.5mm For CNC Engraving Machine Tool Holder(ER20-6.5 (1-4))
Item #:
181561605
SLL 1611456
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Saturday, August 22
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Precision at 0.008mm ensures superior performance for all your milling needs.
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What Stands Out
Precision Engineering
Manufactured to precision standards with a tolerance of 0.008, ensuring accurate and reliable performance for CNC machines.
Versatile Sizes
Available in various collet sizes (ER8, ER11, ER16, ER20, ER25, ER32), accommodating a wide range of tool diameters from 1.5mm to 9.5mm for diverse applications.
Enhanced Tool Hold
Spring design provides superior tool gripping power and stability, reducing tool slippage during operation for improved machining accuracy and quality.
Product Details
| Country of Origin | This item will be imported from US |
| Item Weight | 0.5 lbs (230 grams) |
| What is in the box | 1pc Inch ER8 ER11... For more details, please check description/product details |
Who Should Buy?
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CNC Machinists
Ideal for CNC machinists who require precision collets for engraving and milling operations.
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Hobbyist Engravers
Excellent choice for hobbyists using CNC engraving machines needing reliable tool holding solutions.
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Precision Tool Users
Suited for users needing precise tool holders that ensure tight tolerances and high accuracy in machining.
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Budget Users
Not suitable for users on a tight budget, as quality collets may be pricier than alternatives.
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Non-CNC Applications
Inappropriate for users requiring collets outside the CNC machining context, as it's specifically crafted for those needs.
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Casual Users
May not be necessary for casual users or DIY enthusiasts who do not require high precision in their work.
Product Description
1pc Inch ER8 ER11 ER16 ER20 ER25 ER32 Collet Precision 0.008 ER Spring Collet Chuck 1.5~9.5mm For CNC Engraving Machine Tool Holder(ER20-6.5 (1-4))
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is an ER collet, and how does it work?
Answer: An ER collet is a precision gripping tool used in CNC machining and engraving. It works by tightening around a specific diameter of a tool or workpiece, providing a secure hold when rotating under high speeds. This is especially crucial for precision tasks, as it helps to maintain accuracy and finish quality. In use cases like woodworking or metal fabrication, ER collets are invaluable for preventing tool slippage and ensuring clean cuts. -
Question:
What sizes of tools can the ER20-6.5 collet accommodate?
Answer: The ER20-6.5 collet can accommodate tools with a diameter ranging from 1.5mm to 9.5mm. This versatility makes it suitable for a wide variety of applications, whether you're working with small drills or larger end mills. This adaptability is particularly beneficial in CNC machining where different sizes of tooling are often required for various projects, enabling users to switch tools efficiently during tasks. -
Question:
Can I use the ER20-6.5 collet with any CNC machine?
Answer: The ER20-6.5 collet is designed for machinery that has ER20 tool holders. This includes many CNC routers and milling machines, making it widely compatible. Before attempting to use it, ensure that your CNC machine supports ER20 tool holders; otherwise, the collet may not fit properly. It is particularly advantageous for users who engage in multiple machining tasks as it allows for quick changes between different tools without needing multiple holder types. -
Question:
What materials are suitable for use with ER collets?
Answer: ER collets are suitable for gripping various materials such as metals, plastics, and wood. The collet's precision grip ensures that whether you are cutting aluminum, machining steel, or engraving into wood, the tool remains securely in place. This adaptability allows machinists and hobbyists to handle a variety of projects, promoting versatility in creating everything from intricate engravings to robust machine components. -
Question:
How precise are ER collets in terms of running tolerance?
Answer: ER collets provide a running tolerance of 0.008mm, which is highly precise for CNC applications. This level of accuracy is crucial for achieving detailed work and maintaining the integrity of your machined parts. When dealing with precision engineering or intricate designs, this level of tolerance allows for fine finishes and reduces the risk of errors during production, ultimately leading to higher-quality results. -
Question:
What is the difference between ER collets and others?
Answer: The primary difference between ER collets and other types like Jacobs chuck or 3-jaw chucks lies in their gripping mechanism. ER collets exert evenly distributed pressure around the tool shank, which minimizes distortion and vibration. This precision is essential for high-speed operations and achieves superior finishes, making ER collets preferable for CNC applications compared to other chuck types which may not deliver the same level of grip and accuracy. -
Question:
Are ER collets reusable?
Answer: Yes, ER collets are reusable as long as they are in good condition and not damaged. They can withstand multiple uses across various tool sizes, which is cost-effective for machinists and hobbyists. Ensure to inspect the collet for wear and tear regularly, and replace it if it becomes worn out. This longevity makes them a popular choice in environments where the same set of tools is used repeatedly. -
Question:
How do I properly install an ER collet in my machine?
Answer: To install an ER collet, first, select the appropriate size and insert it into the collet chuck. Then, insert the tool into the collet until it reaches the bottom. Finally, tighten the collet nut securely without exceeding the recommended torque specifications. Proper installation ensures optimal performance and safety during operation. It's crucial to follow this procedure for any CNC operation to avoid tool slippage and ensure that your machining process is smooth. -
Question:
For what types of projects is the ER20-6.5 collet ideal?
Answer: The ER20-6.5 collet is ideal for projects that involve precise machining operations, such as intricate engraving, milling, or drilling in various materials. It's especially useful in prototype development or custom component fabrication where accuracy is paramount. Many users in the woodworking, metalworking, and hobbyist communities rely on this collet to achieve detailed results, demonstrating its versatility across different project types. -
Question:
Where can I buy the ER20-6.5 collet in Sierra Leone?
Answer: You can purchase the 1pc Inch ER20-6.5 collet from Ubuy, which is a reliable online platform for a variety of tools and equipment. Ubuy offers a wide selection of CNC-related products, ensuring you find the right collet for your needs quickly and easily. Shopping from Ubuy guarantees a smooth purchasing experience with ample options to choose from, making it a favored choice for many customers.
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16 June 2026 · via Trustpilot
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SLL 1611456
Order now and get it around Saturday, August 22
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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Features & Benefits
- Precision collet with a tolerance of 0.008mm.
- Made from high-quality 65Mn spring steel.
- Suitable for various clamping ranges from 1.5mm to 12.75mm.
- Compatible with multiple applications like BT30, BT40, NT30, and more.
- Available in multiple sizes: ER8, ER11, ER16, ER20, ER25, ER32.
- Ideal for enhancing the efficiency of milling cutters.
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