ITEM NAME:Guitar Bridge Saddle Nut Files Set For Bass Luthier Ukulele With 9pcs Sand Paper Description: Wide Usage: It's a good tool for guitar repair and maintenance. Suitable for many kinds of instruments, guitar, Ukulele, etc. Widely used for the guitar nut, saddles, fret and so on. Stainless Steel Material: Made of stainless steel, perfect tools filing string slots into nut and bridge. Files Size: 0.4mm/0.5mm/0.6mm/0.7mm/0.75mm/0.8mm/0.9mm/1.0mm/1.05 mm/1.1mm/1.2mm/1.4mm/1.6mm, 25mm grinding length and 30mm length of the hilt. Easy Use: These longer-shaft files are easier to use than the shorter ones commonly available at home improvement stores. Sand Paper: 9pcs (3 pcs 320 grit, 6 pcs 240 grit). For polish saddle, nut, string and so on. Specification: Material: Stainless steel Color: Silver Sand Paper Size(LxW): About 9x7cm/3.54x2.75inch Package includes: 1pc x Stainless Steel Files 9pcs x Sand Paper 1pc x String Cutter Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement..Sand Paper: 9pcs (3 pcs 320 grit, 6 pcs 240 grit). For polish saddle, nut, string and so on. 9pcs x Sand Paper. Wide Usage: It's a good tool for guitar repair and maintenance. Widely used for the guitar nut, saddles, fret and so on.