... 2.Good quality with resonable price 3.grits from 16#-1000# 4.For Wall, Metal, Wood, Marble, Stone,etc Sander Paper ... , sand paper grits range is rather wide, from 16# to 1000#Kindly Reminder:As for the drywall sanding, sand paper grits ... used to sand outer walls, 180# , 240#, 320#, 400#, 600#, 800# , 1000# these grits are used to sand internal walls, Packing:Our ...