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saw in saw/saw / tools

saw in saw/saw
saw in saw/saw

When we use saw to cut wood, we will replacethe saw to accommodate different sizes of wood."Saw in saw" combine two sizes of saw together. The small saw through the way of the magnet attached to the large ones. Easier to storage, easi-er to use.

University

zhejiang sci-tech university

zhejiang sci-tech university
Hangzhou, China

Design

zhejiang sci-tech university

zhejiang sci-tech university
Hangzhou, China

Ling'en Wang Tuo Jin Huixian Chen JinPing Fu