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9/28/07

Cordless Drills- An Introduction to Cordless Drills

A tool that is used in drilling holes in wood and metal like material called drills. Since the invention of an electrical drills there are so many advancements are commenced and the outcome is the solid drill tool. Many types of drills are available in today's market and basically they differ in a way how they are powered viz. manually, electrically and some used compressed air. Most commonly used type today is the cordless drill powered by the batteries. These batteries are generally rechargeable.

A cordless drill are driven by the power from the attached rechargeable batteries. Most of the drills used now a days are using the NiCd batteries. Older cordless drills were using the 7.2V batteries, and advancements over the time has reached the voltage level to 18V to give it the solidness providing ample torque. And so they are equally powerful like the corded drills which uses AC mains power.

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