Iyowei Guitar Bridge Saddle Nut File Set, 13pcs Grinding Needles with 1 pcs Stone 2 Bone and Repair Tool for Ukulele Bass

Guitar Grinding Tool: Guitar grinding kit is suitable for guitar rest groove grinding, can effectively reduce the string pitch, make the guitar more hand-feel and easier to play. Different Sizes Needles: Grinding needles come in 11 different sizes, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1mm, 1.1mm, 1.2mm, 1.4mm, 1.6mm, meet your various needs. Premium Material: Grinding Needles are made of stainless steel, sturdy, high strength, anti-rust and durable. Bridge saddle and nut are made of natural cow bone, purer sound quality. Wide Application: Guitar bridge saddle kit is used for maintenance, polishing, restoring tone or solving string distance problems. Great for acoustic guitars, ukuleles, basses, electric guitars, banjos, mandolins and more! Value Guitar Tools Kit: You will get 13 pcs grinding needles with a bridge saddle file, together in a ring, 1 pcs grinding stone and 2 pcs bone bridge saddle and nut, providing you a long time of services.