T50 heavy duty 2 holes paper punching machine hole puncher machine
manual+electric 3/3.5/4/5/6/7/8mm hole diameter 2 holes paper punching machine
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punching thickness | 500sheets (50mm) |
hole diameter | 3/3.5/4/5/6/7/8mm |
hole quantity/time | 2 |
hole distance | 70 or 80mm |
margin adjustment | 8-35mm |
working platform size | 400*210mm |
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