If you are looking for professional guitar tool, you should take at this item. This guitar tool is made of solid material, which enjoys strong durability. It can greatly meet your practical requirement, can be used for car repair. Features -Color:Silver -Material:Stainless steel, cloth -Size:42.00X3.70X0.25cm/16.51X1.45X0.10in -Size:8.50X5.40X0.25cm/3.34X2.12X0.10in -Size:20.00X20.00X0.20cm/7.86X7.86X0.08in - Versatility: Vernier rulers help measure bridge grooves, heights of strings, nuts, and pickup pole pieces, and even fret groove depths. - Notched straight-edge rulers help check that each fretboard is in the same horizontal position, the fret rocker can span 3 frets and can check if the frets are on the same level. - These guitar luthier tools are great guitar technicians and guitarists to maintain and repair instruments by themselves in a short time, reduce hum. - The long ruler can prevent it from being stuck firmly on the parts of the guitar, and prevent the displacement from affecting the measurement results. - Adorable shapes and excellent craftsmanship ensure their popularity among the people. Package list: 1 x neck ruler 1 x string height gauge 1 x cloth