Tzong 4mm / 5mm Guitar Truss Rod Wrench
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Tzong 4mm / 5mm Guitar Truss Rod Wrench, Ball End Allen Wrench Tool for Martin Acoustic Guitar, Truss Rod Adjustment for Deep or Narrow Truss Adjustment.
Product of carbon metal, sturdy and extremely wear-resistant,For locking hexagonal screws on the bridge, adjusting the guitar neck.
Guitar Truss Rod Hex Dimension :2 Pack Ball finish with 1×0.16″ (4mm) & 1x /0.2″(5mm), Works excellent for Martin.
Two method L-shape truss rod adjustment instrument,90° Bend no creases, no injury to materials.
Designed to the adjusting gap of the guitar neck comparatively deep. Modify the guitar neck straight,appropriate for Martin guitar.
For locking hexagonal screws on the bridge, adjusting the guitar neck,Set for most sorts of acoustic guitar, electrical guitar and bass.