... 1000# 4.For Wall, Metal, Wood, Marble, Stone,etc Sand Paper Aluminium Oxide Abrasives JZsander is short for Chongqing Jiazhuang Environmental ... with some creative features, it has a good market potentiality. We also supply sand papers, sand paper grits range is rather wide, from ... 16# to 1000# Kindly Reminder: As for the drywall sanding, sand paper grits chosen below is for your reference 16# , 36# , ...