snap gauge Directory References Contents Ask the Chatbot a Question snap gauge measurement instrument Ask the Chatbot a Question Learn about this topic in these articles:description In gaugeA snap gauge is formed like the letter C, with outer “go” and inner “not go” jaws, and is used to check diameters, lengths, and thicknesses.Read More Britannica ChatbotChatbot answers are created from Britannica articles using AI. This is a beta feature. AI answers may contain errors. Please verify important information using Britannica articles. About Britannica AI.