Sturdy Steel Guitar Support Rod Wrench Ergonomic Handle Guitar Support Rod Adjustment Wrench L-Shape Neck Adjustment Tool

Essential Accessory: This sturdy steel musical instrument accessory is a must-have for any guitarist looking to maintain their instrument's playability and longevity.

Precision Maintenance: As a specific guitar maintenance tool, it allows for precise adjustments to the neck relief, ensuring your strings are at the perfect height for comfortable playing.

Optimized Design: This support rod wrench features an L-shape and an extended length of 12.5cm, making it easy to reach into the soundhole and reach deep-seated adjustment fasteners.

Ergonomic Control: The guitar support rod adjustment wrench is equipped with a comfortable, non-slip handle that provides extra leverage and control during delicate tuning operations.

Versatile Compatibility: This acoustic guitar neck Allen key comes in 4mm and 5mm sizes, specifically designed to fit Martin guitars and other models with deep or narrow adjustment holes.