fengzong Durable Acoustic Electric Guitar String Action Ruler Gauge Tool in mm for Guitar Bass Mandolin Banjo Measuring Tools Silver and Silver

Features: With scale for string height, for ridge saddle slot depth and for nuts saddles and polepieces. With conversion chart of string action at 12th fret printed on one side. Long lasting etched printing, the printing will not wear off from long use. Suitable for string instruments such as guitar, bass, mandolin, banjo, etc. Portable, easy to carry. Product Properties: Material: Stainless steel Unit: mm / in Product Type:Guitar Luthier Tool Ruler size: 8.9 * 5.1cm Specifications: Scale for string height: 0.01-0.14in / 0.25-3.50mm Scale for bridge saddle slot depth: 0-0.875in / 0-20mm Scale for nuts saddles and polepieces: 0-0.75in / 0-20mm Ruler weight: 21g / 0.7oz Package including: 1 * String Action Ruler