A hand tool is a tool that is powered manually, as opposed to a power tool which is powered by electricity. The four hand tools mentioned in the crossword are a SAW, an AWL, a CHISEL, and a TROWEL. A SAW is a tool with a blade that is used for cutting wood or other materials. An AWL is a pointed tool used for making holes in leather or other materials. A CHISEL is a tool with a sharpened edge used for cutting or shaping wood, stone, or metal. Finally, a TROWEL is a small hand tool with a flat, pointed blade used for digging, spreading, and smoothing materials such as mortar or cement.