Sanding Stick Flat / Square / Semicircular File Sandpaper Stick Clip for Sanding Shaped Objects on Wood and Some Metal
https://www.vogueparade.com/shopping/EN/4204/1/1005003511730711/sanding-stick-flat-square-semicircular-file-sandpaper-stick-clip-for-sanding-shaped-objects-on-wood-and-some-metal//