Description: Guitar Tool Set: String winder, string action ruler, string cutter, pick case, hexagon wrench(Guitar is not included) String Winder: Replace your strings in seconds, notched head removes bridge pins quickly and safely String Action Ruler: Perfect accurate action measurements, with scale to measure string height, bridge saddle height, saddle slot depth, pickup polepiece height, fret slot depth and nut height. Cutter: High leverage handle design to cut thick strings easily, and comfortable rubber handgrips. Pick Case: Can hold 1-5pcs picks of different size Hexagon Wrench: for many usual guitars Size Chart: String Winder Total Length: 10.5 cm/4.14 inch String Action Ruler(L x W): 8.8x3cm/3.46x1.18 inch String Cutter(Length): 8 cm/3.15 inch Pick Case Unfold length: 9 cm/3.54 inch Hexagon Wrench(LxW): 6x1.8cm/2.36x0.7 inch Package Includes: 1 Piece String Winder 1 Piece String Action Ruler 1 Piece String Cutter 1 Piece Pick Holder 1 Piece Wrench Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item Due to manual measurement, there may be 1-2mm error in size