| 摘要 |
The present invention relates to a tool for countersinking and, more specifically, to a tool for countersinking, which is connected to various power generation devices to perform a counter boring work. The tool for countersinking performs smooth and secure counter boring works by detachably coupling the tool to a tool gear of a tool device, and additionally forming a separation preventing part, which is to prevent separation after the tool is coupled, in the contact part between the tool and the tool gear. |
