Electric Guitar Neck Frets Serrated Edge Straight Ruler Tool for LuthiersSpecifications:Great for checking the straightness of the guitar neck and flat fretboard and frets. Dual scale design, works well with most guitars, specially fits Gibson (24.75") and fender (25.5"). Made of high-quality aluminum. A practical tool for the guitarist, it will help you achieve better performance. Item Name: Guitar Neck Edge Straight RulerMaterial: Aluminum Features: Durable, Guitar Repair Tool, Luthier ToolSize: 42cm x 3.8cm x 0.3cm/16.54" x 1.50" x 0.12" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included:1 x Guitar Neck Edge Straight Ruler