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It consists of an ordinary tape and a small plastic cutter with sawteech.The cutter can move around the tape easily and its sawteech wont be sharp enough to hurt our bodies.Most importantly,such this plastic cutter is easy and cheap for the factories to produce,so it can be produced and sold with the tape.Therefore,it is more convenient for people to use the tape!
South China Agricultural University
College of Engineering
Guangzhou, China
South China Agricultural University
College of Engineering
Guangzhou, China