High Standard HDM 4k
This review covers the High Standard HDM, a suppressed .22 LR pistol used by the OSS in WWII. The specific model is an Armstech clone built on an original frame, featuring a Parkerized finish and an integral suppressor. It operates single-action with a 1911-style safety and heel magazine release, using 10-round magazines compatible with the Colt Woodsman.









