LYVQZPWLRCollet Set Drill Chuck, 13pcs ER11 1-7mm Spring Collet Chuck Set for CNC Engraving Milling Mahchine Lathe Tools

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 . 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. 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. (Note: Avoid fastening pressure cap that not installed tool,to avoid damage the clamp spring) SMART DESIGN: Our collet chuck embodies an intelligent self-release design. This built-in feature enables seamless release without chances of the tools getting lodged in the holder.