This specific configuration denotes a revolver from a renowned American firearms manufacturer. It refers to a Model 66, known for its stainless steel construction and .357 Magnum chambering, featuring a barrel length of 1 and 6/10 inches. This compact size makes it suitable for concealed carry and quick handling, while the .357 Magnum cartridge offers significant stopping power.
The combination of a robust, corrosion-resistant frame, a powerful cartridge, and a manageable barrel length historically made this type of revolver a popular choice among law enforcement and civilians alike. This specific barrel length balances concealability with sight radius and ballistic performance, making it a versatile option. Stainless steel construction enhances durability and reliability in various environmental conditions.