Gripper adjusting Hex driver. Set of 2
This screw driver style Hex wrench allows you to adjust the gripper jaws in just a few seconds, you will have better control of the jaws max closing gap so it only squeezes the string as much as need for the desired pull, minimizing the damage to the string surface.
( The gripper comes with an adjusting set screw on the back plate right side next to the gripper switch)
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