STSTR 2pcs Guitar Truss Rod Wrench, 4mm 5mm Allen Wrench with Ball End, Truss Rod Adjustment Tool Guitar Neck Repair Maintenance Accessories for Martin Guitar, Wood Guitar - Black, 2 Sizes

Package Contains: The package contains 2pcs allen guitar truss rod wrench with ball ends. The color is classic black. The truss rod wrench sizes are 4.89" x 2.94"/ 124 x 74 mm, 4.93" x 2.95"/ 125 x 75 mm, and the hex size diameter is 0.157"/4 mm, 0.197"/5 mm, suitable for precise adjustments on your guitar Reliable Metal Quality: This guitar neck adjustment tool is made of strong steel with smooth surface, not easy to rust or break, and ensuring no damage to your skin and guitar during adjustments. You can just use the guitar truss rod wrench with confidence Practical Design: The guitar repair wrench features an ergonomic shape, making it easy to handle and reduce efforts during the use process. One end is equipped with a nut screwdriver, while the other end has a cross screwdriver, offering convenience to your guitar adjustment needs Tool for Adjustment: The L-shape Allen wrenches with ball ends are suitable to adjust narrow and deep areas, such as guitar neck, make it easy to maintain your guitar Wide Application: The guitar wrench can provide efficient and precise adjustments, repair and maintenance to various wood guitars. Or you can choose to use the Allen wrenches to adjust or repair cars, bikes, and narrow plumbings