Breda-SAFAT, (Società Italiana Ernesto Breda per Costruzioni Meccaniche / Breda Meccanica Bresciana - Società Anonima Fabbrica Armi Torino) was an Italian weapons manufacturer of the 1930s and 1940s that designed and produced a range of machine-guns and cannon primarily for use in aircraft. Based on the M1919 Browning machine gun, the Italian guns were chambered to fire indigenous ammunition with and calibres, predominantly ball, tracer for the 7.7mm, including high-explosive-incendiary-tracer (HEIT) (filled with 0.8 grams of PETN), or armour-piercing (AP) for the 12.7mm.