Product Includes3 x Files, 3 x Hex Wrenches, 1 x Screwdriver, 1 x Steel Ruler, 1 x String Action Ruler, 1 x 3-in-1 Guitar String Winder Cutter Pin Puller, 1 x Nut Bridge Saddle Grooves Sanding Files Tool, 2 x Fingerboard Guards, 1 X Guitar Fret Crowning File, 1 x Guitar Fret Rocker Leveling, 9 x Stainless Steel Understring Radius Gauges (7.25" 9.5" 10" 12" 14" 15" 16" 17" 20"), 1 x Storage Bag Handy & Convenient Make the necessary measurements and adjustments on acoustic and electric guitar, bass, banjo, mandolin and other stringed instruments.Suitable for Luthier, string Instruments user, guitar, DIY tools for many workers Handy carrying case Compact musicians maintenance repair toolkit, ideal gift for beginners or proscenium. Muti-functionGuitar setup kit is intended for maintaining and keeping your instrument in well performance, can be applied to change string, set tone, adjust action, check string height, etc., and suitable for string instrument cleaning, maintaining and repairing Necessary tools for musicanGuitar repair tools designed to help complete the most common guitar repairs and adjustments, it includes some of the most useful and sought-after tools for maintenance and repairs