Allparts Bullet Guitar Jack tightener

Say goodbye to loose 1/4-inch jacks forever! The Bullet Jack Tightener holds your guitar's jack in place while tightening, preventing damage to wiring and solder joints. Conveniently tightening the jack from the outside, and made of high-impact plastic, the Bullet Jack Tightener allows you to tighten your jack without extra tools, and won't scratch your guitar's paint or hardware. Suitable for tightening most recessed and surface mounted jacks on guitars, effects pedals, and mixers.

INSTRUCTIONS - Fit socket over nut; Press in firmly on grip-tip knob; Tighten with swivel handle; Avoid over tightening. Fits most Standard and Metric nuts.