1/4‑4/4 Cello String Lifter, Practical tool for exchanging, adjusting and fitting bridges. It is a very useful tool to safely lift the strings on the up of the sawtooth of the lifter to hold the strings in place. Every violin and cello store needs one, the shell is made of very strong plastic. It is convenient to carry, easy to use, durable and wear resistant, and has a long service life. Lift the string safely on the jagged up of the lifter to hold the cello string in place.