When shopping for a clothes washer, look for the following design features that help clothes washers cut water usage: water level controls, "suds-saver" features, spin cycle adjustment, and large capacity. For double the efficiency, buy an Energy Star unit.
When using hand files, it is best to hold the stock firmly in a vise or clamp. For better results, try to keep the stock being filed at about elbow height. For heavier filing work, the stock should be lower; if the work is finer, try to keep it up closer to eye level.