Mains Powered And Cordless Drills
Truly speaking there is no difference between a normal drill and one that has got no cord other than the fact that a cordless drill actually has no cord and hence can be carried around in ones working belt wherever one goes.
These devices are particularly handy for workmen who often work over a large area and cannot always search for an electricity point to plug in their drill machines. The only limitations that such cordless drills have are the battery life which can drain real fast depending on the work one performs and the quality of the drilling machine.
The latest type of cordless drills are just as powerful as corded drills and they use 18 Volt large batteries. Most cordless drills today come packed with an additional battery that you can keep charging while using the other one so that once you run out of battery power you do not lose time in working. You can learn more about the various types and specifications by reading some cordless drill reviews or by visiting your local hardware and tool store.