[Easy to Identif] The grit of the sand table is printed on the back for easy identification. Specification: 10 Grit: 80#, 180#, 240#, 320#, 400#, 800#, 1000#, 1500#, 2000#, 3000#. [Easy to Use] Easy to install and disassemble, and will not fall off when installed and used.
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