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2. Remove the sleeve on the lower shaft
3. Join the upper and lower shafts
Pull the stop pin and slightly rotate it to stop on the depth limit step.
Insert the lower shaft into the clamp. Pull the stop pin and slightly rotate it to be off the depth limit
step. Rotate the lower shaft until the stop pin clicks into the hole in the inserted lower shaft.
Make sure that the lower shaft is securely fixed .
Firmly tighten the knob on the clamp.
a
b
c
d
