Drill
收藏国家林业和草原科学数据中心2023-02-12 更新2024-03-07 收录
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资源简介：
SUBJECT of the Invention When making a hole in insides， such as FRP and a timber， at the substance which has a fiber， with the conventional drill only consisting of the blade for cutting， the fiber was cut off partially and it was in the state of which the fiber has jumped out inside the hole in many cases. For this reason， in order to remove the fiber inside a hole， grinding tools， such as rotating grindstones， such as a router， were used after the drilling， and the inner wall of the hole was delete|cut_off|shaved and finished. Then， the drill which can perform grinding of a drilling and the inner wall of a hole simultaneously is provided. PROBLEM to be solved It is a drill which consists of the attaching part 1 for attaching to the drilling tool provided in the base|proximal end， and a cutting part 2 in which the blade for cutting of the front end side was formed， Comprising: The drill 9 which has the grinding part 3 between the said attaching part 1 and the cutting part 2. SELECTED DRAWINGS FIG. 1 [MAT_IMAGE 000002]
提供机构：
国家林业和草原科学数据中心
创建时间：
2023-02-12
