Guitar Neck Ruler, Rust-proof Stainless Steel String Stroke Measuring Tool for Luthiers for Bass GuitarDescription:With double scale, the guitar neck ruler is very suitable for checking the straightness and flatness of the guitar neck decorative plate. This can be an excellent tool for luthiers for any guitar technician or guitarist looking to maintain and repair their own instruments. With a notched edge and straight edge design, the guitar neck ruler can accurately check the flatness of the fretboard, quickly measure the ripple of the neck, and locate problem areas. Made of stainless steel, the product is rust-resistant, sturdy and durable, and can be used for a long time. The length of the product is 42cm, width is 3.7cm, and height is 0.25cm. Works well with most guitars, specially fits Gibson (24.75") and fender (25.5"). Item Name: Guitar Neck RulerMaterial: Stainless SteelColor: SilverSize: 42cm x 3.7cm x 0.25cm/16.54inx1.46inx0.1inNotes: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 Ruler