it is called fibrin
fine adjustment knob
Pull the knob out. There is a small slot in the side of the knob. Put a small flat blade screwdriver in the slot and pull the knob out. The screwdriver will release a clip and the knob will come off.
Coarse adjustment knob.
Focusing, its called a focusing knob.
focus
The difference is in the gearing of the knobs. A big movement of the fine knob is equivalent to a small movement of the coarse knob.
The knob used for pitch adjustment or tuning on the violin is called the "peg".
Their is a small staple in the front of the knob you pull it out with a small screw driver and it should pull right out hope it helped
the scroll
There is a small metal C clip on the front side of the knob. You can use a small flat head screwdriver to pry it off. Then twist and pull the knob right off. It takes some muscle.
If the wiper knob is mounted on the dash, there should be a small clip on the back side of it. The spring loaded clip can be moved with a small paper clip sized metal piece, allowing the knob to come off.
there is a little c- clip in front of the shift knob, get a small flathead screwdriver or pick and gently pry the clip out, the knob will come right off there is a little c- clip in front of the shift knob, get a small flathead screwdriver or pick and gently pry the clip out, the knob will come right off