Hole Cutting - 9. Countersik Hole Operation Oct-08-2013 | 11:37 |
Use the countersink operation to machine a cone shaped enlargement at the top of a hole.
Hole Cutting - 8. Counterbore Hole Operation Oct-08-2013 | 11:38 |
Use the counterbore operation to spot-face, making room for the heads of bolts or screws, or to enlarge holes.
Hole Cutting - 7. Fine Bore Hole Operation Oct-08-2013 | 11:39 |
With a fine bore operation, the boring bar enters the hole off-center, centers and bores from the bottom of the hole upward, avoiding drag marks along sides of the hole.
Hole Cutting - 6. Bore Hole Operation Oct-08-2013 | 11:40 |
Use the bore operation to enlarge, finish and accurately locate holes.
Hole Cutting - 5. Ream Hole Operation Oct-08-2013 | 11:42 |
Hole Cutting - 4. Chip break Hole Operation Oct-08-2013 | 11:44 |
With a chip-break operation, the drill withdraws a specified distance after advancing into the hole to prevent the binding of chips.
Hole Cutting - 3. Peck drill Hole Operation Oct-08-2013 | 11:45 |
The peck-drill operation is a deep drilling method. The drill withdraws to the approach plane after advancing a specified distance into the hole, facilitating chip removal.
Hole Cutting - 2. Drill Hole Operation Oct-08-2013 | 11:47 |
The drill operation is the primary hole making operation. It is used to drill basic holes.
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