Detailed Product Description Antique BrushUsed in industrial polishing lines for stone Size: 100mm, 110mm, 120mm, 130mmThread: 5/8-11, M12, M14, M16Technical formGrainNo.steel180036#180146#180260#180380#1804120#1805180#1806240#1807320#1808500#180936#+steel 1810 Why does it adopt wave shape filaments?Strengthening the elastic of the filaments, to guarantee the best polish effect of our brush.Make ...