• Specification:
  • 12Pcs High Precision ER40 Collets Set Common Popular Size 1/8, 3/16, 1/4"; 5/16"; 3/8"; 1/2"; 5/8"; 3/4", 7/8", 1", 1-1/16, 1-1/8".
  • Made of High Grade Carbon Steel Accuracy: 0.0003" or 5um
  • Ground roughness is Ra0.4 Microns, plus overall fine polish Running True at High Speed turning
  • Fit for all R8, morse tapper, CAT BT CNC ER40 chuck or holder
  •  
  • Description:
  • Special angled slots increase rigidity
  • Better overall balance of tool holder assembly
  • Protects tool holder from contaminants

    • 12Pcs ER40 1/8 3/16 1/4 5/16 3/8 1/2 5/8 3/4 1 1-1/16 1-1/8 Spring Collet Size

    Specification:

    12Pcs High Precision ER40 Collets Set Common Popular Size 1/8, 3/16, 1/4"; 5/16"; 3/8"; 1/2"; 5/8"; 3/4", 7/8", 1", 1-1/16, 1-1/8".

    Made of High Grade Carbon Steel
    Accuracy: 0.0003" or 5um

    Ground roughness is Ra0.4 Microns, plus overall fine polish
    Running True at High Speed turning

    Fit for all R8, morse tapper, CAT BT CNC ER40 chuck or holder

     

    Description:

    Special angled slots increase rigidity

    Better overall balance of tool holder assembly

    Protects tool holder from contaminants

    Use with any standard ER collet chucks for coolant-thru tool applications.

    Decent quality at reasonable price

    Good quality, good operation.
    Please check pictures for more details.
    If you have any issues about the model, please contact with us!

     

    Feature:

    ? 12-Piece ER40 Spring Collet Set – Precision Grip for Flawless Machining! ?

    Upgrade your workshop with this premium 12-piece ER40 spring collet set – the ultimate solution for secure, vibration-free clamping in milling, drilling, and CNC applications! Designed for maximum accuracy, this set includes the most commonly used sizes: 1/8", 3/16", 1/4", 5/16", 3/8", 1/2", 5/8", 3/4", 1", 1-1/16", and 1-1/8" – ensuring perfect compatibility with a wide range of tool shanks.

    Why Choose Our ER40 Spring Collets?
    ✅ High-Quality Steel Construction – Heat-treated for durability & long-lasting performance
    ✅ Precision Ground – Ensures tight tolerances (<0.01mm runout) for smoother cuts
    ✅ Spring Design – Provides superior grip & reduces tool slippage
    ✅ Wide Size Range – Covers almost every standard tool diameter
    ✅ Universal Compatibility – Works seamlessly with ER40 collet chucks & holders

    Perfect for:
    ? CNC routers & milling machines
    ? Lathe work & precision drilling
    ? Engraving, woodworking, and metalworking
    ? Professional machinists & DIY enthusiasts

    ? Boost Your Efficiency & Accuracy! Don’t settle for mediocre collets that cause chatter and poor finishes. This complete 12-piece set ensures you always have the right size for the job, saving time and improving results!

                                                           

    Package details include:
    12Pcs ER40 Collets Set 1/8, 3/16, 1/4"; 5/16"; 3/8"; 1/2"; 5/8"; 3/4", 7/8", 1", 1-1/16, 1-1/8".
    (You will receive exactly what you see on the picture.)

    If you have any questions please contact us anytime.

     


    Payment

    1.We accept Paypal,Google Pay,VISA,Master Card,American Express,Discover,eBay Mastercard payment .
    2.Payment must be made within a few days after the auction/bid ends, or eBay will open Unpaid Item case automatically .

    Returns

    Make sure items fit your vehicle. For Part & Accessories items please verify the Part Number and Size carefully. And make sure the item will fit your vehicle.
    If you are not sure whether it will fit or not please contact us via eBay Message before buying.
    If you received an item which is NOT fit for your vehicle please contact us .

     

    Delivery details

    Items will be shipped to your eBay address within one business day when we receive full payment.
    We ship to the worldwide with USPS or Fedex . Our warehouse is located in California .

    Terms of sales

    1. We leave Postive feedback to all our customers. If you satisfy with your item ,please leave us a postive feedback ,we are very appreciated .
     
    If for any reason you are not satisfied with the purchase, Please Do Not Leave Negative Feedback Before Contacting us .We will work hard to make it right and make you satisfied .


    2. Return

    If the item arrives to you in a non-working condition or "not as described"，please contact us through ebay's "Contact Seller" message system .

     

    Contact Us

    CONTACT US via eBay Messages.
    Any Question please contact us via eBay Messages.
    Customer service will respond to you within 24 hours.
    Thank you for your business!

    Top Seller

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    Hot Item
    12Pcs ER40 1/8 3/16 1/4 5/16 3/8 1/2 5/8 3/4 1 1-1/16 1-1/8 Spring Collet Size


    1.We accept Paypal,Google Pay,VISA,Master Card,American Express,Discover,eBay Mastercard payment .
    2.Payment must be made within a few days after the auction/bid ends, or eBay will open Unpaid Item case automatically .

    Make sure items fit your vehicle. For Part & Accessories items please verify the Part Number and Size carefully. And make sure the item will fit your vehicle.
    If you are not sure whether it will fit or not please contact us via eBay Message before buying.
    If you received an item which is NOT fit for your vehicle please contact us .

     

    Items will be shipped to your eBay address within one business day when we receive full payment.
    We ship to the worldwide with USPS or Fedex . Our warehouse is located in California .

    1. We leave Postive feedback to all our customers. If you satisfy with your item ,please leave us a postive feedback ,we are very appreciated .
     
    If for any reason you are not satisfied with the purchase, Please Do Not Leave Negative Feedback Before Contacting us .We will work hard to make it right and make you satisfied .


    2. Return

    If the item arrives to you in a non-working condition or "not as described"，please contact us through ebay's "Contact Seller" message system .

     

    CONTACT US via eBay Messages.
    Any Question please contact us via eBay Messages.
    Customer service will respond to you within 24 hours.
    Thank you for your business!


    All rights reserved.

    On Jun 13, 2026 at 00:21:12 PDT, seller added the following information:

    Datacaciques