I avoided de-tensioning and re-tensioning my bandsaw blade because the three-point knob and threaded shaft on my machine was such a pain to use.
The crank on some drill-press tables swings close enough to the table that you risk a good knuckl
Frequent use of spring clamps wears out their cushion tips.
Putting a fine-sanded finish on small parts can be a challenge.
One shortcoming of self-centering drill bits (also known as Vix bits): Their flutes tend to clog with drilling debris.
Right-angle clamping jigs come in super-handy when building cabinets, drawers, and boxes.