Features:_x000D__x000D_The gauge provides accurate measurement to string height, bridge saddle height, saddle slot depth, pickup polepiece height, fret slot depth and nut height. _x000D_Stainless steel fret protectors in 2 sizes are specifically designed to protect the fingerboard while working on your frets. _x000D_Mainly adopting stainless steel, anti-rust and durable. _x000D_Widely applied for string instruments, such as guitar, bass, mandolin, banjo, etc. _x000D_Very practical and useful, favorite measuring tools for DIY luthiers, guitarists. _x000D__x000D_Specification:_x000D_Condition: 100% Brand New_x000D_Material: Stainless Steel_x000D_Color: Silver_x000D_Gauge Size(L * W * Thickness): Approx. 89 * 51 * 6mm / 3.5 * 2.0 * 0.2in_x000D_Fret Protectors(L * W): Approx. 78 * 22 * 1mm / 3.07 * 0.87 * 0.04in(Large); 78 * 13 * 1mm / 3.07 * 0.51 * 0.04in(Small)_x000D_Weight: Approx. 28g_x000D__x000D_Packing List:_x000D_1 x Guitar String Gauge_x000D_1 x Set of Fret Protectors 1The gauge provides accurate measurement to string height, bridge saddle height, saddle slot depth, pickup polepiece height, fret slot depth and nut height. 2Stainless steel fret protectors in 2 sizes are specifically designed to protect the fingerboard while working on your frets. 3Mainly adopting stainless steel, anti-rust and durable. 4Widely applied for string instruments, such as guitar, bass, mandolin, banjo, etc. 5Very practical and useful, favorite measuring tools for DIY luthiers, guitarists.