The Pin Gage VT .3945 (+) Steel from Field Tool Supply is a precision measuring tool designed for accurate hole size verification. Made from high-quality steel, this pin gage ensures durability and reliability in various applications. With a diameter of .3945 inches, it is ideal for checking tolerances in machining and assembly processes. This gage meets industry standards for precision and is essential for quality control in manufacturing environments. Its compact size allows for easy handling and storage, making it a valuable addition to any tool kit.