发明授权
US5743916A Drill guide with removable ferrules 失效
带可拆卸套圈的钻孔导轨

Drill guide with removable ferrules
摘要:
A drill guide is disclosed including a sleeve mounted on a handle. The sleeve of the drill guide has a bore which is dimensioned for slidably receiving a bit sizing ferrule therein. The bit sizing ferrule has a sized bore for demountably inserting a drill bit or other instrument therein having a particular width.
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