bottomed hole

bottomed hole

[¦bäd·əmd ′hōl]
(engineering)
A completed borehole, or a borehole in which drilling operations have been discontinued.
References in periodicals archive ?
Bottomed holes were drilled in the barrel to match holes in the mounting tabs and located so that the gas chamber hole is 6 5/8" from the face of the receiver.
Big trout are not the ones that hide out over smooth bottomed holes deep in rivers and creeks, so look for structure in shallower water.