Tool Assemble
Step 1: Insert the steel bar through hex part and install it with the nut. Rotate the nut clockwise to fix the holder.

 
Step 2: Rotate the handle clockwise to fix the steel bar.


Operation
Removal:
Step 1: Hook the spring and fix it into the concave part.
Step 2: Hook tool handle and push the spring for removal.

 
Installation:
Step 1: Hook the spring and fix it into the concave part.
Step 2: Hook tool handle and push the spring for installation.