What are the three safety devices of the .45 cal. pistol?

The three safety devices of the .45 caliber pistol, particularly referring to the M1911 model, include the Grip Safety, Safety Lock, and Half-cock feature.

The Grip Safety is a crucial component of the design; it requires the shooter to grip the pistol firmly to disengage the safety mechanism, which prevents accidental discharges when the firearm is dropped or mishandled.

The Safety Lock is another important device that allows the shooter to secure the firearm when not in use, adding an extra layer of safety against unauthorized handling.

Lastly, the Half-cock feature provides an additional measure to prevent the hammer from striking the firing pin unless the trigger is deliberately pulled. This feature serves as a mechanical safety that helps prevent accidental discharges if the hammer is accidentally dropped.

These devices are integral to ensuring the safe operation of the pistol, demonstrating the importance of having multiple safety mechanisms in place to help protect users and bystanders.