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10Pcs Er16 Spring Collet + Motor Shaft 8Mm Extension Rod Holder Cnc Milling Lathe Tool Engraving Machine | Инструменты

1 178,99 руб.

Наличие: На складе


The Correct Method Of Mounting The Collet Nut:
1. Put the chuck into the pressure cap, gently turn the clamp spring, when eccentric portion of the pressure cap recessed clamp spring groove. Along the arrow direction and use equal force to push clamp spring, can mount pressure cap.
2. Put the clamp spring and cap all together installed on the chuck body or spindle. Insert into the clamping.hole after wipe the cylindrical shank, use a wrench to tighten the pressure cap, until clip firmly the tool before use.
(Note: Avoid fastening pressure cap that not installed tool, to avoid damage the clamp spring).
3. Use a wrench to loosen the pressure cap and took out the chuck or tool, remove the tool. Along the direction of the arrow push out the clamp spring. Then according to need replace other clamp spring.
Model Number:ER16 Spring Collet
Application:CNC Milling
Type 2:8mm Extension Rod Holder
Brand new
Model: ER16 (1mm, 2mm, 3mm, 4mm, 5mm,6mm, 7mm, 8mm, 9mm, 10mm)
Accuracy: 0.008mm
Applicable machine: CNC machine
Hardened and precision ground.
Big clamping force and wide clamping range.
ER straight rod type collet extension handle, the handle body is relatively long, suitable for deep hole processing.
Can reduce the use of tools, reduce costs, improve efficiency.
The outer diameter of the rod and other parts of the rod can be eliminated by precision grinding, which can eliminate the unbalance and increase the stability of the cutting.
High strength and hardness.
Performance stability, high accuracy.
Durable in use.
Used in machining centers, general milling machines, CNC milling machine, engraving machine, high-speed machines, and other processing.
colour:Black + silver
Material:Spring steel
Length: approx. 45mm
Inner diameter: approx. 8mm
Package Contents:
10 * ER16 Spring Collet
1 * Extension Rod
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

about shipping

  • About tracking number update:
  • If your tracking number is no logistics information, as thousands of parcels sent to foreign countries, logistics companies did not update logistics information, please contact us the first time, Please kindly do not directly open the dispute. We are the first time for you to solve!
  • Time of shipment:
  • All of product we can shipping out within 5~8 weekday, on usually we are according to customer orders time for packing and shipment, we need to carefully check the quality of the goods before to Ship, So take some time to handled.
  • Time of delivery:
  • Due to force majeure factors: hurricanes, rainstorms affect flights. Leading to logistics delays. We are honest sellers, will not let you suffer any loss. Please give the logistics company a little processing time, we wait for the package to reach your side.
  • If your logistics information arrives at the local post office:
  • If the local post office does hasn't contact you, please contact your local post office as soon as possible to get your package. Otherwise, overtime receipt of parcels, the local post office will return your parcel, the consequences of self-responsibility.
  • Protection time is running out:
  • When we have finished time of shipment, if the product protection period running out, please extend the product protection period by yourself or contact us, Please kindly don't open the dispute directly.
  • Import duties:
  • Taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility. Import duties, taxes and charges are not included in the item price or Shipping charges. These charges are the buyer's responsibility


  • When you receive the goods, if there are any problem, please contact us and do not directly open the dispute. We promise we will give you a satisfied solution after we confirmed it. We also will give you a positive evaluation.
  • We sincerely invite you to leave us a positive feedback with an overall Detailed Selling Rating (DSR) of 5 Stars. When you show your nice picture on our feedback area please sent message tell us, the next order contact me, will be additional surprises.

feedback e


  • Q: How can track my parcel?
  • A: You can track your parcel on the following website using your tracking number: (Copied to the browser to open)
  • Q: As a retail or wholesale to offer wholesale price if i lots of items?
  • A: if you need to buy plenty of items at the same times, please contact me first. i will offer you the competitive wholesale price .
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  • A: Aliexpress supports Visa, MasterCard, Maestre Debit Card, Western Union, and wire transfer via bank.


  • If items damaged,we must be contacted within 24 hours of receipt.
  • If the item is in your possession more than 7 days, it is considered used and we will not issue you a refund or  replacement.
  • If you are not satisfied when you receive the item (incorrect, damaged, defective, or item not as described), please return it within 7 days for a replacement or money back.
  • For any personal reasons (choose a dislike or i needn't this product anymore),Return shipping charger will be the buyer's responsibility. We will not accept any items with odors(perfume.smoke,ect.)
  • All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your order ID.


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