【Package Includes】10 x Guitar stainless steel fret crowning luthier files, 9 x Stainless steel understring radius gauges, 8 x Allen wrenches, 6 x Guitar bridge pins, 1 x Guitar string winder, 1 x String cutting pliers, 1 x Feeler gauge (from 0.0015 inch to 0.035 inch), 1 x 13 Different size stainless steel needle file, 1 x Stainless steel string action ruler, 2 x Fretboard fret protector guard, 1 x String spreader, 1 x Grinding sponge, 1 x Grinding stone, 1 x Wiping cloth, 1 x Carrying case | 【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 | 【Muti-function】Available for changing strings, set intonation, adjust action or check string height,perfectly for string instrument cleaning, maintaining and repairing. | 【Luthier tool set】Specifically created to help complete the most common guitar repairs and adjustments. It includes some of the most useful, popular and sought-after tools for maintenance and repairs | 【Handy carrying case】 Compact musician’s maintenance repair toolkit, ideal gift for beginners or proscenium.