This small armory was made in some spare time to practice hard surface modeling and a bit of procedural shading.
Slightly modified designs were taken from
https://www.deviantart.com/darkpaladin07/art/GUNS-76778610
and
https://i.pinimg.com/236x/9b/9c/6f/9b9c6f0b67f3128da03066f0b879b43d--weapons-guns.jpg