The combination entrenching tool has a pick blade and a shovel blade. Each blade can be moved to any of three positions by loosening the locking nut at the blade end of the handle, adjusting the blade to the desired position, and tightening the nut again. The new entrenching tool has only one blade. Both tools can be used for digging fighting holes, breaking hard ground, and clearing brush or undergrowth. Do not use it for cutting large-size timber. After using the tool, you

Figure 2-29.-Folding shelter half.

should clean it and oil the threads of the locking nut. When carrying the entrenching tool, turn each blade so it is parallel with and against the handle.