Which is essential in the pencil case? Eraser or pencil sharpener

Eraser. It is a writing instrument that is often used and emphasized in all grades and ages. Of course, it is for correcting the points that you made a mistake, but when you want to give a touch such as a sketch or when you want to brighten and attract highlights, you can make a kneaded eraser with an eraser, use it as a material for handmade stamps, etc. various. It can be said that it is an important task for students to cleanly erase the graffiti drawn on the back of the paper 10 seconds before the teacher collects it during the test. Therefore, the eraser is an indispensable tool in writing instruments.

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Pencil sharpener. A writing instrument that seems to have no particular need at first glance. But what if only pencils are in the pencil case? If the lead breaks, the pencil will not work. Pencil sharpeners can overcome such a critical situation, such as when the pencil is dropped at the beginning of the test and the lead is broken, or when the lead is pulled out in the pencil case when you try to use it during work. It is an important writing tool that gives you the opportunity to use it again by carving out the core neatly and reviving the core that has become round and difficult to draw.

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