ITEM NAME:Stainless steel guitar notched ruler gauge tool for fingerboard fretboard B b_ Description: - Not bent,durable material. - Satin-finished,the edges with accurate flatness. - The notched straightedge has become a standard for evaluating fingerboards. - Stainless steel is a important material for measuring tool and much better than other soft material. - Color: Silver Size Chart: Size(L x W x H): Approx. 420*37*3.5mm/16.54*1.46*0.14inch Package Includes: 1 Piece Guitar Fingerboard Ruler Note: The rule is little sharp in the edges,please take care your fingers when you use it..1 Piece Guitar Fingerboard Ruler. Size(L x W x H): Approx. - Not bent,durable material.