Claymore Mines can guard a perimeter like no other weapon can.
These shotgun effect mines spray steel balls at an approaching enemy.
YouTuber Daily Military Defense & Archive shared a video of what a real Claymore Mine explosion is really like. Never mind Hollywood; this video is the real deal.
U.S. soldiers get a chance to train with the M18A1 Claymore Mine, and we get to see everything captured in this video.
A pen is actually used to aim this directional mine that spews steel balls at an approaching enemy like a giant shotgun. Designed between 1952 and 1956, the Claymore Mine has been used since the Vietnam War.