发明名称 FLEXIBLE AND EXTENDABLE DRILL BIT ASSEMBLY
摘要 A flexible, extendable extension assembly used to create extended length holes and holes through inaccessible areas in walls and framing. The extension assembly including a flexible rod (11) having first and second ends (13, 16); and a holding means (14) secured to the first end (13) of the rod (11) for releasably holding a tool bit (18) for rotation with the rod (11).
申请公布号 WO2007133955(A3) 申请公布日期 2008.08.14
申请号 WO2007US68137 申请日期 2007.05.03
申请人 WHITE, CHRISTOPHER;DAVIDIAN, RICHARD 发明人 WHITE, CHRISTOPHER;DAVIDIAN, RICHARD
分类号 B23B45/00 主分类号 B23B45/00
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