: When a set resistance is met, the tool produces a rapid, rhythmic "cracking" or "clicking" sound as the internal clutch slips to prevent over-tightening.
: Brushless models often produce a high-pitched, almost squealing sound during operation. Brushed motors tend to have a lower-frequency hum or buzz, especially at lower speeds. Cordless Screwdriver - Sound Effect
: Short bursts of power when tightening a screw. : When a set resistance is met, the