The GR 1.0264 1 1/16-18 CL3A GO gauge is a precision tool used for checking the fit of internal threads. Designed to meet stringent ANSI standards, this gauge ensures accurate measurements and compliance in machining applications. With a thread size of 1 1/16-18, it is ideal for use in various industrial settings. Made from high-quality materials, this gauge offers durability and reliability, making it essential for quality control processes. Its compact design allows for easy handling and storage, making it a valuable addition to any tool kit.