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Incision sand paper / Incision grinding paper

Incision sand paper
Incision sand paper

Grinding paper is a tool for sleeking burnish metal and lumber; but it is easier to hurt the bone of the finger if the workers use it irrationally. Incision grinding paper is a grinding paper with a hole which can put the finger in and minimize the injuries from holding the paper.

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South China Agricultural University

South China Agricultural University
Guangzhou in China, China

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South China Agricultural University

South China Agricultural University
Guangzhou in China, China

Yongming Yuan

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