Function: the guitar removal tool is designed to pull bridge pin directly without damaging your guitar; And pins are small and exquisite, useful for guitarsDurable guitar puller: pin puller is made of good alloy; It is lightweight and portable, a accessory for your guitar, easy to useSuitable range: the guitar puller fits standard bridge pins, serving as the puller, and removal tool for replacing bridge pins of acoustic guitarGuitar bridge pins: 31 mm in length and 8 mm in diameter of ' head Suitable for acoustic classical guitar, folk guitar, ukulele, or How to Replace Guitar SaddleTake the pins, strings, saddle out in order;Check the saddle's thickness, polish the saddle if it is thicker;Make saddle will not off when the guitar is reversed; the position on the guitar bridge;Check the saddle height, polish the saddle if it is higher;Make the right gap, recommended height of string is about:LowE= 0.125 inch (3mm), HighE= 0.08 inch (2mm).How to Replace Guitar NutClean the nut and guitar neck with a knife or tool;Kick the nut off the neck with a hammer or screwdriver;Pull the nut out with a tweezer;Check the nut's thickness, polish the nut if it is thicker;Put nut in slot, recommended space is about: LowE= 0.01 inch (0.25mm), HighE= 0.005 inch (0.15mm); the redundant length of nut, and polish off.Colour:3 color(Black + silver + )Material:Metal+ABS Contents:1 x guitar bridge pin puller,2 x guitar saddle,2 x guitar nut,6 x guitar bridge pins6 x black guitar bridge pinsOnly the above content, other are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.