发明名称 FLEXIBLE AND EXTENDIBLE DRILL BIT ASSEMBLY
摘要 <p>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, solid core rod having first and second ends; and a holding means secured to the first end of the rod for releasably holding a tool bit for rotation with the rod.</p>
申请公布号 CA2736147(A1) 申请公布日期 2010.03.11
申请号 CA20092736147 申请日期 2009.10.20
申请人 WHITE, CHRISTOPHER L.;DAVIDIAN, RICHARD M. 发明人 WHITE, CHRISTOPHER L.;DAVIDIAN, RICHARD M.
分类号 B23B39/10;B23B3/00;B23B45/00;B23B47/00 主分类号 B23B39/10
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