Specifications:Features:- Laser cut from stainless steel.- Etched with radius on handle.- Perfect to accurately setup your guitar bridge saddles to match the fingerboard radius with the product.- Ideal and easy to measure the radius from either above or below the strings.Color: SilverQuantity: 9PcsModel: 7.25, 9.5, 10, 12, 14, 15, 16, 17 and 20 radiusMaterial: Stainless SteelProduct Weight : 5 G / 0.18 OuncesProduct Dimensions (L*W*H) : 66*70*1 MM / 2.60*2.76*0.04 InchesPackage Weight : 40 G / 1.41 OuncesPackage Dimensions (L*W*H) : 66*70*9 MM / 2.60*2.76*0.35 InchesRetail Packaging: No, No PackingPackage Include:9 x Understring Radius Gauge