The Breda M37 HMG WWII 8mm is a italy-made full-auto hmg chambered in 8x59RB Breda, introduced in 1937. Primary use: military. Type: Machine Gun Action: Full-Auto Caliber: 8x59RB Breda Capacity: 250 Year introduced: 1937, Italy Weight: 256 oz Overall length: 43" Status: Discontinued Military use: Yes Intended use: military