Chainsaws are versatile power tools which allow you to sail through any cutting job smoothly. You can use gas, electric and cordless chain saws depending upon your cutting requirements. For bigger jobs, gas chainsaws are chosen over electric or cordless chainsaws. Gas chainsaws are heavy and make a lot of noise as well. Cordless chainsaws are portable, lightweight and are powered by rechargeable batteries. Electric chainsaws are easy to use and have little maintenance costs. They are best suited for low-intensity jobs such as pruning. As chainsaws are meant for heavy duty tasks such as cutting a tree. They use a mixture of gas and oil to power their motor.