So you're looking for a impact wrench, and you need something that's portable. Electric impact wrenches (most notably cordless ones) are no longer under-powered and over-weight, and there are plenty of reasons why they are better than their air powered cousins.
Additional features include a built-in L.E.D. light on the drill which will help illuminate the working area when sufficient light is not available. Plus, a phosphorescent bumper ring which glows in the dark will allow the driver to be found even in the darkest environment without additional lighting. Lastly, the driver comes as a kit with two compact eddy stock-Ion batteries, a 15 minute rapid charger and a convenient tool case for carrying the tool and accessories.
I'm a big fan lithium ion batterty stocks of the Bosch company because of all that I've learned about their power tool recycling program and other pro-active environmental projects. The very nice feature of the Bosch CS20 (10.3 lbs) saw is their Direct Connect Cord Management System. The Bosch CS20 doesn't have a cord, you plug your power cord into it. So you never have to deal with replacing the cord or tossing your tool out because the cord has split. The Bosch CS20 also has a blower in the front that blows the sawdust out of your way as you cut so you can see where you are cutting. The Bosch CS20 also bevels at 56 degrees.
If you are at home, check for safety. Check for gas, water, sewage breaks. Also check for downed power lines and shorts. Turn off appropriate utilities and check for building damage and potential problems during aftershocks. You would want to clean up dangerous spills if at all possible. Wear cobalt ontario copyright shoes! If you or someone with you is able to, turn on the radio and listen for instructions from public safety agencies as soon as possible. It is recommended to use the telephone for emergencies, only.
Deterioration is a function of temperature and charge level. Don't make the mistake of storing the battery fully charged, as that is the state where it breaks the fastest due to heat. Charge it to 40%, take it out and put it like that on the back seat of your car, avoid direct sunlight and preferably put the mini notebook on a firm flat surface while operating it.
Or if you're a contractor and are often working at other people's houses, and aren't able to have a compressor in the back of your truck. You just make sure your battery is charged, and you're good to go.
Besides helping me discover what cordless drill to buy as a gift, my cordless driver comparison helped me to better understand my tool. I now know how and why to use the clutch settings and am now taking the time to set it correctly.