Material: sandpaper. 17-piece set of dry grinding sandpaper（40# 1,60# 1 ,80# 1 ,100# 1 ,120# 1 ,150# 1 ,180# 1 ,240# 1 ,320# 1 ,400# 1 ,600# 1 ,800# 1 ,1000# 1 ,1200# 1 ,1500# 1 ,2000# 1 ,3000# 1）. Size:13 13 1.
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