| 1. | There will be no wedging effect of small balls being pushed beneath large balls.
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| 2. | It lets you ignore issues such as how much energy gets turned into heat, or your wedge effects.
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| 3. | Due to the wedging effect of the tapered thread, extreme care must be used to avoid overtightening the joint.
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| 4. | Straight fluted extractors have less wedging effect than tapered screw extractors, so have less tendency to lock the screws into place.
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