发明名称 Pipe reaming tool
摘要 A pipe reaming tool for use with a bit driver includes a hollow cylindrical member having a plurality of cutting teeth disposed along the edge of one end of the cutting member and extending outwardly therefrom. A stop member is connected to the other end for limiting the depth of the ream to a predetermined length and a rod is connected to the stop member for engagement by a bit driver for rotating the tool.
申请公布号 US4157879(A) 申请公布日期 1979.06.12
申请号 US19770833171 申请日期 1977.09.14
申请人 STEELE, LAWRENCE 发明人 STEELE, LAWRENCE
分类号 B23B5/16;(IPC1-7):B23B45/06;B23B51/16 主分类号 B23B5/16
代理机构 代理人
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