High Quality 9Pcs Adjustable Bass Guitar Repair Tool Kit Bass Guitar Neck Bridge Screw NeckHex Wrench Neck for most kinds of acoustic guitar, electric guitar and bass. 1.5mm, 2.0mm, 2.5mm, 3.0mm, 3.0mm, 4.0mm, 5.0mm, can be used to lock the hex bolts on the bridge or adjust the guitar neck.1/20in for parts made in Japan single roll bridge, 1/8in, 3/16in for parts America made guitar neck adjustment. Made of metal, durable and highly resistant to wear. Guitar hex wrench set with 9 kinds of gauge, widely used to adjust neck, guitar neck and hex bolts on the bridge, it makes the guitar more comfortable to play. Material: MetalColor: As shown in the pictureIndicator: 1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 1/20 inch, 1/8 inch, 3/16 inchItem weight: 54g / 1.9ozNote: Guitar is not included. Packaging List:1x9pcs Key SetOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.