Description: <br> This term is really an ideal tool for guitar technicians and guitar players. With it, you can detect whether frets are higher or lower than they should be, further to help remedy the situation. Besides, if you are to buy a new instrument, you can use it to test the guitar in the shop right now and help you make sure you are to get an accurately fretted instrument. <br> <br>Features: <br> <br>Accurate straight edges can help your to detect any discrepancy existing in frets height. <br>4 in 1 straightedge spans nearly three frets, which enable it to check any fretted instrument and indicate uneven fret heights, very convenient. <br>Can be applied in all kinds of electric guitar, electric bass, wooden guitar, folk guitar, electric box guitar and so on. <br>Made of stainless steel with a durable finish for professional use. Let you do more accurate fret work for better playability. <br>Really an indispensable tool both for guitar technicians and guitar players. <br> <br>Specification: <br>Material: Stainless Steel <br>Color: Silver <br>Size: Approx. 10.5x5cm/4.13x1.96inch <br>Weight: Approx. 53g <br> <br>Packing List: <br>1 x Fret Rocker <br>1、Accurate straight edges can help your to detect any discrepancy existing in frets height. <br>2、4 in 1 straightedge spans nearly three frets, which enable it to check any fretted instrument and indicate uneven fret heights, very convenient. <br>3、Can be applied in all kinds of electric guitar, electric bass, wooden guitar, folk guitar, electric box guitar and so on. <br>4、Made of stainless steel with a durable finish for professional use. Let you do more accurate fret work for better playability. <br>5、Really an indispensable tool both for guitar technicians and guitar players.