3pcs/set Guitar Nut Files Professional Diamond Musical Instruments Accessories

Included: 3 x Files. Material: diamond. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item. Product size: 185 x 15 x 5mm/7.28 x 0.59 x 0.20".

eBay