29 Pcs ER40 Precision Spring Collet Set Milling Lathe CNC Chuck Bit Holder ER40

Application

It is widely used for CNC, milling machines, engraving machines, machining centers, and other equipment.

 

Specifications

Color: Silver

Material: 40CR

Process: Cutting

Applicable Machine: CNC Machine

Collet Specification: 1/8in, 5/32in, 3/16in, 7/32in, 1/4in, 9/32in, 5/16in, 11/32in, 3/8in, 13/32in, 7/16in, 15/32in, 1/2in, 17/32in, 9/16in, 19/32in, 5/8in, 21/32in, 11/16in, 23/32in, 3/4in, 25/32in, 13/16in, 27/32in, 7/8in, 29/32in, 15/16in, 31/32in, 1in

Accuracy: 0.015''           

Model: ER40

Number of Collets: 29

Hardness: HRC40-50

Package Size: 27*19*16cm/10.63*7.48*6.3in

Each ER40 Collet Size(D*H): 41*46mm/1.6*1.8in                          

Gross Weight: 7.57kg/16.69lbs

Net Weight: 7.32kg/16.14lbs

 

Package Included

29* ER40 Spring Collets         

29* Storage Boxes      

 

Notes

  • Please check the product size carefully before purchasing.
  • When installing the tool into this collet, it is necessary to place the tool at the eccentric circle position.
There might be some scratches during transportation. The scratches do not affect the normal use of the product.
 
We accept ebay payment 。
Fees such as import duties, taxes are not included in the item price or shipping costs. These charges are the buyer's responsibility.
Shipping:
 
2-9 working days to: USA
 
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    • We maintain high standards of excellence and strive for hundred percent customer satisfaction. Feedback is very important to us. We hope that you contact us immediately before you give neutral or negative feedback, so that we can address your concerns. It is impossible to address issues if we do not know about them!
 
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Your satisfaction is our ultimate goal. We work hard to earn your trust and future business. Our certified technicians have tested each item before shipping. The unit comes with 1 year limited warranty on all manufacturing defects.
a) If you receive a defective item, you may return it or ask for a discount. Please contact us within 14 days after you receive the package.
b) What you returned must be intact and in its original packaging as re? u. Customer is responsible for shipping costs of the returned item.
c) We will cover the cost of shipping back t with the shipping rate indicated in the registration page. We will send you a new unit or refund the full payment you paid.
Thank you.
Business Hour
Business Hour: Monday To Friday: 8:30 AM to 5:00 PM (Beijing China time)
Due to time zones, our reply to your questions may not be immediately. But within above working time, we will reply your email within 24 hours. If it's non-workdays, please kindly be patient and wait till Monday.
Please contact us with ebay message.
Please feel free to contact us if you have any questions.
Monday To Friday: 8:30 AM to 5:00 PM (Beijing China time)
Due to time zones, our reply to your questions may not be immediately. But within above working time, we will reply your email within 24 hours. If it's non-workdays, please kindly be patient and wait till Monday.
Please contact us with ebay message.
Please feel free to contact us if you have any questions.
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On May 26, 2026 at 02:26:51 PDT, seller added the following information:

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