Baroque String Action Gauge Precise Guitar Ruler Set Up Tool Kit for Electric Bass and Acoustic Guitar

NOTICE: Please rip off the film that covered on the both side of ruler before use. Features: 1.Made of stainless steel which is stable and durable. 2.Fit for electric guitar, bass guitar and acoustic guitar. 3.A multifunctional tool for measuring string height, ridge saddle slot depth, nuts saddles and polepieces. 4.With conversion chart of string action at 12th fret that printed on the back. 5.Supper accurate measurement from inch fractions to inch decimals to metric in increments.  Specifications: 1.Material: Stainless Steel  2.Color: sliver  3.Unit: mm/ in 4.Scale for string height: 0.01-0.14in / 0.25-3.50mm 5.Scale for bridge saddle slot depth: 0-0.875in / 0-20mm 6.Scale for nuts saddles and polepieces: 0-0.75in / 0-20mm 7.Ruler size: 8.9 * 5.1cm / 3.5 * 2in (length * width) 8.Ruler weight: 28g / 0.99oz Package including: 1 x String action ruler 1 x Instruction paper card