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Annealing activates solid-state diffusion which allows interstitials to find and occupy point vacancies. It also tends to release dislocation pileups at grain boundaries by enabling the growth of new, stress-free grains, for which the activation energy is at least partly furnished by the strain energy contained in the pileups. The atom movements within the ...


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It's accurate to suggest that a drill press is not designed to handle lateral forces on the bearings and spindle. Contrary to that, you'll see plenty of posts to various locations made by people who have added a drum sander to their drill press. This is certainly a lateral load on the spindle. For a one-off task, it's likely that you would not cause ...


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