Tapering the end of the handle where it is gripped may decrease pinch force by improving the coupling of the finger pads to the tool during the high force pulling motion. Adding a cross-sectional hexagon shape to the handle, similar to the cross-sectional shape of a pencil, may allow the fingers to better resist the rotational forces along the axis of the handle during scraping. The four shapes were tested at two different diameters, the traditional 7 mm diameter and a 10 mm diameter.