The 0194: This unique profile device cuts a rectangular profile from the surface to a 40-cm (16.75 inch). depth. If you are interested in getting an easy to scan profile with roots and all, consider this sampler. The device does not disturb the soil being sampled while cutting a nice rectangular sample. The sample can be laid against a scanner or hand scanned to capture rooting habits and other details of soil structure later on a computer. If you are working with shallow rooting, such as landscapes and turf this is the tool to have around.