This is a genuine OEM replacement part, it is sold individually. This part is used to keep the brush tight against the armature so the tool will work properly. Over time when the brushes wear down and heat is created, the spring may lose its tension and will have to be replaced.
This is a genuine OEM supplied replacement part designed for use with drills/drivers. This screw helps to secure the chuck to the unit. This is a reverse thread, oval-head Torx screw, made out of metal and it is sold individually. Requires a Torx screwdriver to install or remove this screw.
Cord protectors, also called cord guards, are designed to slide onto and fit securely at the end of your cord. The firm rubber will protect the base of the cord from getting bent and pinched, which can expose the wires and become a safety hazard.