Horseshoe‑shaped nylon‑fiber abrasive block is designed for creating brushed, antique textures on natural stone.Flexible nylon abrasive wire will not chip stone edges. It efficiently grinds out uniform grain textures on granite, basalt and sandstone slabs.The horseshoe outline perfectly fits the clamping fixture of stone‑brushing machines.Ideal for outdoor paving‑stone surface treatment and antique‑style stone processing.