D'Addario® PW-SHG-01 Action Line Line measurement line Made of stainless steel, durable, string height gauge

Borders, the scale that the guitar technician must have For measuring the height between the guitar and guitar neck (Activity of the guitar) or the height between the guitar lines and the electric guitar pike.
Used to measure the height of the guitar yard. > Used to measure the height and the depth of the Fret Group.
Used to measure the height of the guitar pickup. BR> made from stainless steel, 100% high, not rust, durable, can be used for a long time.
100% authentic from d'addario. Action Line measurement line Made from string, durable (String Height Guage), a ruler, scale for measuring heights between guitar straps and guitar fans. (Guitar action) or height between guitar lines and electric guitar pickups. Used to measure the height of the guitar. Used to measure the height and the depth of the guitar. Used to measure the height and The depth of the Guru Frett Group used to measure the height of the guitar pixart, highly accurate, made of stainless steel, 100% high, not rust, durable, can be used for a long time, 100% authentic from D. 'Addario