bar drill

bar drill

[′bär ‚dril]
(mining engineering)
A small diamond type or other type of rock drill mounted on a bar and used in an underground workplace. Also known as bar.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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One way to cure these is with a horizontal bar drill. On the show we demonstrate that with a fixture that prevents the shooter from scooping or fly fishing.
The base for the seat wall is made of 8-inch-square, 16-inch-wide concrete blocks secured to the retaining wall and patio by lengths of reinforcing bar drilled and epoxied in place.