A blind hole refers to a hole that is reamed, drilled, or milled to a specified depth, thus without breaking through to the other side of the workpiece. The etymology is that it is not possible to see through a blind hole. Other types of holes also include through holes, and clearance holes. In this instance blind may also refer to any feature that is taken to a specific depth. More specifically referring to internally threaded holes (tapped holes).
Read more about Blind Hole: Threading Blind Holes
Famous quotes containing the words blind and/or hole:
“Let us say it now: to be blind and to be loved, is indeed, upon this earth where nothing is complete, one of the most strangely exquisite forms of happiness.”
—Victor Hugo (1802–1885)
“I used to say: “there is a God-shaped hole in me.” For a long time I stressed the absence, the hole. Now I find it is the shape which has become more important.”
—Salman Rushdie (b. 1948)