Function: the guitar removal tool is designed to pull bridge pin directly without damaging your guitar; And pins are small and exquisite, useful replacement parts for guitars guitar puller: pin puller is made of alloy; It is and portable, a nice accessory for your guitar, easy to use Suitable range: the guitar puller fits most standard bridge pins, serving as the puller, extractor and removal tool for replacing bridge pins of acoustic guitar Guitar bridge pins: 31 mm in length and 8 mm in diameter of its' Suitable for acoustic classical guitar, folk guitar, ukulele, or How to Replace Guitar Saddle Take the pins, strings, saddle out in order; Check the saddle's thickness, polish the saddle if it is thicker; Make sure that saddle will not fall off when the guitar is reversed; Mark the position on the guitar bridge; Check the saddle height, polish the saddle if it is higher; Make sure the right , recommended height of string is about: LowE= 0.125 inch (3mm), HighE= 0.08 inch (2mm). How to Replace Guitar Nut Clean 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); Mark the redundant length of nut, and polish them off. Colour:3 color(Black + silver + ) Material:Metal+ABS Package Contents: 1 x guitar bridge pin puller, 2 x guitar saddle, 2 x guitar nut, 6 x guitar bridge pins 6 x black guitar bridge pins Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.