Cobalt, Ontario.
These drills were used in the drilling of the blast holes in tunnel faces. The machine was set up on the vertical bar that was braced between the roof and the floor. The drill was attached to a swivel connection and . . .
(Industry & Commerce) Includes complete text, location, directions, 2 photos, GPS coordinates, map.
These drills were used in the drilling of the blast holes in tunnel faces. The machine was set up on the vertical bar that was braced between the roof and the floor. The drill was attached to a swivel connection and . . .
(Industry & Commerce) Includes complete text, location, directions, 2 photos, GPS coordinates, map.