Wzxksoac 12 &16 Dual-Purpose Guitar Fretboard Radius Sanding Block, Fret Fretboard Leveling Sanding Block + Sanding Paper

Fingerboard Sanding Block: Two-Way fingerboard sanding block for the sanding frets and leveling fingerboards High glossiness and long-lasting use, not easy to deform. Groove side design gives you comfortable grip. Two-Way fingerboard sanding block for the sanding frets and leveling fingerboards. There are two different radiuses on each block There are two different radiuses on each block. Different guitars need different arc grinding blocks, please confirm the size of your Guitar or before you purchase.