Orbital sanders, unlike their random orbital counterparts, move in a circular pattern, not a random, swirling one. elaborate
Some screwdriver sets include a bit that's specifically designed to open paint cans. elaborate
The teeth of a hand saw are usually set (bent alternately to either side), not just sharpened, to create a kerf (cut) wider than the saw blade itself, preventing the blade from binding in the wood. elaborate
Impact drivers use rotational energy and a hammering action to drive screws, making them significantly faster and more powerful than standard drills for driving fasteners into hard materials. elaborate
Some tire changers use a special bead breaker tool that's essentially a powerful, controlled claw to separate the tire bead from the wheel rim. This avoids damaging the tire or rim. elaborate
Early paint sprayers were adapted from insecticide sprayers. elaborate