Handsaws are a must-have for any tradesman or DIY enthusiast. Commonly used for cutting wood, some hand saws cut metal and plastic. When selecting the handsaw for your job, consider the type of cut you need to make and the size of the material. The bigger the material, the larger the blade is required. Teeth per inch (TPI) ; the higher the TPI. Handsaws with a low TPI deliver faster cuts with rougher edges, they are ideal for cutting wood. However, for tasks where a cleaner finish is needed, opt for a finer blade with a high TPI.