



CLOUDROAD
AA grade ER collet chuck ER11 ER16 ER20 ER25 ER32 SK10 SK16 precision 0.008
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The ER chuck is the core fixture component used to clamp tools in CNC machining. It achieves quick locking and high-precision positioning through a 16° taper design. The specifications cover eight models from ER8 to ER50, and each model corresponds to a different clamping range: ER8 clamps 0.5-5mm, ER11 extends to 1-7mm, ER20 reaches 1-13mm, and ER50 can clamp up to 34mm tools. It has strong adaptability. In terms of precision, the high-end product AA-level precision reaches 5μm, which is suitable for precision instrument processing. The chuck supports a variety of processing methods such as drilling, milling, and tapping, and can be customized to meet special working conditions through non-standard customization. Typical application scenarios include high-speed engraving and precision processing of small parts.
Shipping is typically free for most orders. However, in remote areas, shipping costs may vary depending on the delivery location, order weight, and chosen shipping method. The exact shipping cost will be calculated and shown during checkout. Please note that international orders may be subject to additional customs duties and taxes, which are the responsibility of the customer. Please contact your local customs office for more information.
Pack
We pack all products following standardized procedures to ensure they are shipped according to our high-quality standards. We make every effort to ensure your product arrives safely at your home.
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 10 business days. Please remember it can take some time for your bank or credit card company to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at Lily@yl-cnc.com.