Sanjet original design toolchain: Magazine chain operates by rolling, which reduce mechanism resistance, increase lifespan, and reduce toolchain operation noise effectively. Dual chain design eliminates gap in tool transporting structure and provides precise positioning
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https://v.youku.com/v_show/id_XNDQ2MzI4MzI0OA==.html?spm=a2hzp.8253869.0.0