New7Pcs ER20 1-7mm CNC Spring Collets Carving Machine Milling Chuck Collet

The 7pcs 1-7mm spring collets are widely used in machining centers, general milling machines, CNC milling machine, engraving machine, high-speed machines, and other processing. 



Features:

Made of high-grade specially formulated spring steel.

Hardened and accuracy ground.

Built-in self-release design and tools will never get stuck in holder.

Big clamping force and wide clamping range. 

Widely applied to drilling, boring, milling, tapping, carving and CNC router lathes, etc.



Specifications:

Material: Spring Steel

Model: B26809

Accuracy: 0.008mm

Type: Machine Tool Accessories

Applicable Machine: CNC machine

Model: ER20 (7pcs, 1-7mm)

Package Weight: 297g / 10.48ounces

Package Size: 120 * 120 * 40mm / 4.72 * 4.72 * 1.57in



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: Not fastening pressure cap that not installed tool, not 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.



Package List:

7 * ER20 Spring Collet

7 * Box