Ammunition case trimmer

An ammunition case trimmer for use with a drill including a chuck, the ammunition case trimmer comprising:

• a cutter, the cutter including a cutting head and a shaft extending proximally from the cutting head, the cutter including a proximal free end and being rotatable about an axis of rotation;
• a shroud at least partially housing the cutter, the shroud including a case guide defining a mouth configured to receive an ammunition case to locate the ammunition case with respect to the cutting head to be trimmed by the cutting head;
• a first rotational bearing supporting the cutter for rotation with respect to the shroud about the axis of rotation;
• a first shoulder arranged to engage the first rotational bearing to limit axial movement of the cutter with respect to the bearing;
• and
• wherein the ammunition case trimmer is in a fully assembled configuration and the proximal free end of the cutter is unobstructed by the ammunition case trimmer such that the proximal free end is receivable in and rotatable by the chuck of the drill without obstruction by the ammunition case trimmer.

An ammunition case trimmer for use with a drill including a chuck, the ammunition case trimmer comprising:

• a cutter, the cutter including a cutting head and a shaft extending proximally from the cutting head, the cutter including a proximal free end and being rotatable about an axis of rotation;
• a shroud at least partially housing the cutter, the shroud including a case guide defining a mouth configured to receive an ammunition case to locate the ammunition case with respect to the cutting head to be trimmed by the cutting head;
• a first rotational bearing supporting the cutter for rotation of the cutter with respect to the shroud about the axis of rotation;
• and
• a first retainer releasably connected to the shroud and arranged to limit proximal movement of the rotational bearing with respect to the shroud;
• wherein the ammunition case trimmer is in a fully assembled configuration and the proximal free end of the cutter is unobstructed by the ammunition case trimmer such that the proximal free end is receivable in and rotatable by the chuck of the drill without obstruction by the ammunition case trimmer.