Chinese T S T sanding roll, German material quality

Chinese sanding roll T S T, German material quality
super high quality...
of grade 40, 60, 80, 120, 150, 180,
240, 320, 400.....
for use in industrial workshops, carpentry, blacksmithing, painting, and...

from In terms of the sub and the quality of sanding with a German roll, it is almost a start-up job....