Tapping: Difference between revisions
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*Same hole and tap using same fixture with drill press - guarantees alignment | *Same hole and tap using same fixture with drill press - guarantees alignment | ||
*The tap self-feeds the drill press downwards. This implies that this would not be doable so well with a hand-held drill. Mag drill would work. | *The tap self-feeds the drill press downwards. This implies that this would not be doable so well with a hand-held drill. Mag drill would work. | ||
*'''Not so!''' - at 10:28 the skilled man shows how to do it with a cordless drill! No tap handle needed. | |||
*''Lot of purists hate it'' | |||
*'''Not a beginner's technique''' | |||
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Revision as of 23:27, 13 December 2019
Types
There are taper, plug, and bottoming taps:
https://www.spaco.org/taptips.htm
Examples
- 550 RPM to do a 5 mm hole:
Power Tapping - Tapping with a Drill Press
- Requires 2 flute tap to make it easiest, otherwise chips bind up
- Same hole and tap using same fixture with drill press - guarantees alignment
- The tap self-feeds the drill press downwards. This implies that this would not be doable so well with a hand-held drill. Mag drill would work.
- Not so! - at 10:28 the skilled man shows how to do it with a cordless drill! No tap handle needed.
- Lot of purists hate it
- Not a beginner's technique