Features: <br> <br>The bridge saddle and nut are made of bone, much harder and allowing better tone quality. <br>The saddle can be cut easily using a junior hacksaw and filed to the correct length for your guitar. <br>Files set are made of stainless steel material, sturdy and durable, also anti-rust. <br>The files set is equipped with 13 round files for polishing the string slots and making slots smooth, and 1 flat file for burnishing the nut and bridge. <br>The sand paper can be used to polish the fret board, fret, sides and strings, etc, which enable you to adjust the high of saddle and nut anytime. <br>Four terms coming in combo, very useful and practical for guitarists. <br> <br>Specification: <br>Condition: and High Quality <br>Files Material: Stainless Steel <br>Saddle and Nut Material: Cattle Bone <br>Color: Shown as pictures <br>Nut Size: Approx. 43x6x9mm/1.69x0.23x0.35inch <br> <br>Saddle Size: Approx. 72x3x9mm/2.83x0.11x0.35inch <br>13 Round Files Diameter: Approx. 0.4-1.6mm/0.014-0.061inch <br> <br>Sand Paper Size: Approx. 9x7cm/3.54x2.75inch <br>Files Quantity: 13 Round Files 1 Flat File <br>Sand Paper Quantity: 9Pcs(3 Pcs 320 grit, 6 Pcs 240 grit) <br>Weight: Approx. 40g <br> <br>Packing List: <br>1 x Guitar Nut <br>1 x Guitar Saddle <br>1 x Files Set <br>9 x Sand Paper(3Pcs 320 grit, 6 Pcs 240 grit) <br>1、The bridge saddle and nut are made of bone, much harder and allowing better tone quality. <br>2、The saddle can be cut easily using a junior hacksaw and filed to the correct length for your guitar. <br>3、Files set are made of stainless steel material, sturdy and durable, also anti-rust. <br>4、The files set is equipped with 13 round files for polishing the string slots and making slots smooth, and 1 flat file for burnishing the nut and bridge. <br>5、The sand paper can be used to polish the fret board, fret, sides and strings, etc, which enable you to adjust the high of saddle and nut anytime.