Buying a new one makes sense if it is going to help you accomplish projects, but probably not worth the expensive if you only plan to use it once or twice. Hand size and strength is very important whey you are selecting the right power tools. Many people don t take that into consideration. Try the models on display in the store. Protecting your eyes is very important. Heavy duty work gloves are good to have if you are working with any sharp objects including sheet metal. A full face shield will protect even more when you are using certain power tools. The proper clothing is very important too. It is a good idea to wear long sleeves to prevent burns and cuts, but make sure that the clothing isn t too loose. Power tools are expensive, and you want the best ones to help you get your projects done right. Some people have the impression that discount brands of power tools are cheap imitations that just won t get the job done. This isn t always the case though. Amazingly enough, in some instances you will find the same exact tool with a different name and a different label. It is fast and easy to switch the two so you will always have a fully charged battery ready to work with. The decision to purchase a cordless power tool is a personal one. Some of us love the convenience of them, and we don t mind paying extra for it. Most of us don t miss the extra power either because we only use these power tools for home projects. There are several different sizes of routers to choose from with various amounts of power and speeds. Some people enjoy using a router with a diamond wheel accessory so they can detail glass and ceramic items. Routers can be frustrating at first, but don t be discouraged. Practicing with a router will show you exactly what it can and can t do. Power saws are available in a variety of sizes and different volumes of power to ensure you can always find the right power saw for any need you have. The most common type of power saw is the chainsaw, used to cut down timber. They work well if you need to trim your trees or cut them down for firewood.