Vencetmat 5mm Truss Rod Wrench, Allen Wrench Tool Ball End for Martin Acoustic Guitar Truss Rod Adjustment And Deep or Narrow Truss Adjustment. 5mm(Black) Color:5mm(Black) 95" (LW) Package content: 1

95" (LW) Package content: 1 x 5mm Hexagonal Wrench

FM Condenser Microphone Headset

7oz Note: Please use the power adapter whose polarity is positive pole outside and negative pole inside

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3mm) mono male connector

Vencetmat 5mm Truss Rod Wrench, Allen Wrench Tool Ball End for Martin Acoustic Guitar Truss Rod Adjustment And Deep or Narrow Truss Adjustment. 5mm(Black) Color:5mm(Black) 95" (LW) Package content: 1Vencetmat 5mm Truss Rod Wrench, Allen Wrench Tool Ball End for Martin Acoustic Guitar Truss Rod Adjustment And Deep or Narrow Truss Adjustment. Color: 5mm(Black) What is the most important thing to attention to when buying a wrench? 1. First of all, it must be a very accurate size, non standard size will bring irreparable damage to the adjusting screw. 2. Secondly, it must be strong and can be used for a long time. Inferior spanners can only be used