| 摘要 |
PROBLEM TO BE SOLVED: To provide a lightweight punch and a file with the punch, capable of boring a binding hole for binding in a binding tool.SOLUTION: A punch 10 installed in a cover body 300 on the present invention, comprises a base body 12 arranged on one main surface of the cover body 300 and a punch body 14 arranged in the base body 12, and the base body 12 is formed with a fitting body 16, and the fitting body 16 is connected to the cover body 300 in an area on the base body 12 side, and in the punch body 14, a punch blade 160 for punching a punching object material P is projected toward the base body 12, and the base body 12 is provided with a die part 30 for inserting the punch blade 160.SELECTED DRAWING: Figure 1 |
