| 摘要 |
PROBLEM TO BE SOLVED: To easily confirm the position of a cut start part, and to start cutting easily. SOLUTION: This storage box 1 is provided with first cut-off guide line 11 continuing to the middle of a top panel 5 in its width direction from the bottom end of a front hanging piece 7 along connecting parts 9, 10 of each front hanging piece 7 and the top panel 5 with one of side pieces 8. From the end part of the top panel 5 side of the guide line 11, second cut-off guide line 13 is provided continuing to the top side end part 6a of a sheet cut off knife 6 at an interval able to form a holding part 12 on the top panel 5 with the guide line 11. The holding part 12 is formed by cutting off the line 11 and the line 13 provided in the top panel 5. Using the holding part 12 as a cut-off starting part, the sheet cut off knife 6 is cut off with the bottom side part 7a of the front hanging piece 7.
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