A gin pole is an essential component in erecting structures such as towers, poles, and masts. It helps lift heavy loads and move them into the right position. But did you know that gin poles go by other names? For instance, it's also commonly referred to as a shear leg, a tripod hoist, or a derrick. The term "shear leg" refers to the legs that shear or angle away from the center, while "derrick" is commonly used in the oil and gas industry. Whatever name you use, these tools are invaluable in construction and lifting applications. Next time you spot one in action, impress your friends with your knowledge of its various names.