[Applicable instruments]: Suitable for all kinds of guitars [Included accessories]: 9 hexagonal wrenches 7 MM and 8 MM sleeve hexagonal wrenches 4 MM and 5 MM ball-end cone wrenches [Product size]: 9-piece wrench set: 1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 1/20 inch, 1/8 inch, 3/16 inch, 4mm wrench: 12.5x7.5MM, 5mm wrench: 17.5x12.5MM 8x3x1cm, inner diameter 7mm [Product net weight]: 150g [Guitarist essential repair tool kit]: A simple and practical guitar repair tool kit for adjusting hexagonal screws such as neck, bridge, nut lock, volume knob, string block screw adjustment, guitar neck support rod adjustment, etc. A for guitar lovers, beginners, and guitarists Color: Black Material: Carbon steel Alloy steel Package Contents: 1 set of Guitar Wrench Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.