Developed by Swiss company SIG and produced by German company SAUER, it is a compact semi-automatic handgun. Launched on the market in 1988, it is a miniaturized version of the P226 pistol, featuring a dual row magazine design. Known for its ergonomic design, the grip shape is suitable for shooters of different palm sizes, with good directionality, and the dual action plate design makes operation more comfortable. In April 1992, it was officially adopted by the US military and named the M11 compact handgun. Along with the M9, it became the standard equipment of the US military, mainly used by military police and other personnel who needed miniaturized handguns. The magazine has a capacity of 13 rounds and a caliber of 9 millimeters.

The full name Glock 17 pistol is a famous automatic pistol developed and produced by Glock GmbH in Austria. Known for its unique design, lightweight, high safety, and outstanding performance. In 1983, the Glock 17 pistol was successfully developed at the request of the Austrian Army and quickly gained popularity in the military, police, and civilian markets worldwide. The sleeve seat made of synthetic materials has a simple structure, light weight, and a large capacity magazine, which can provide continuous firepower support. The internal insurance system is very reliable, including needle safety, trigger safety, and anti fall safety, ensuring safety during use.