Universal fret evenness checker tool. 5 precisely machined edges. Edge lengths: 10 cm, 7,5 cm, 5 cm, 3,5 cm, 2,5 cm. Suitable for instruments from long scale electric bass to soprano ukulele. Manufactured from stainless steel. Additional measuring scales in inches and millimeters on opposing sides. Can be also used for checking and setting string action, neck relief, string spacing as well as pickup and bridge saddle height. Dimensions: 100 x 50 x 2 mm. Weight: 75 g