Oval hole and round hole comparing in coil inserting
For the coil punching and coil binding machine ,our company have the new type of hole which is oval hole .This kind of hole is very popular in U.S.A .
What is this oval hole advantage ? Today i would like to share my comments with you .Compare to the traditional round hole ,oval hole is much difficult in Production but has the better effect on coil inserting especially for inserting the thick sheets .
You can see the convient an comfortable from the video when inserting .But after inserting ,oval hole also has his advantage which is much easier for turn over .
Our compnay has the oval hole for our nw coil binding machine and the detail sharp of oval hole is as follows
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If you want to learn more about our oval hole ,pls contact with us freely and it is our pleasure to talk and discuss with you !