发明名称 |
FLEXIBLE AND EXTENDIBLE 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, 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. |
申请公布号 |
US2008317559(A1) |
申请公布日期 |
2008.12.25 |
申请号 |
US20080203979 |
申请日期 |
2008.09.04 |
申请人 |
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发明人 |
WHITE CHRISTOPHER L.;DAVIDIAN RICHARD M. |
分类号 |
B23B45/00;B23B5/22;B23D77/00 |
主分类号 |
B23B45/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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