Drill/drivers are very admired power tools that with them , you will be able to do both making holes and driving screws. They are versatile tools that usually have keyless chucks which a wide variety of screw driving bits , rotary sanders , and other accessories get accepted by them. The big advantage of them is that they are equipped with a slip clutch. This clutch mechanism allows user to adjust the amount of torque and as a result , screw driving with them become consistent and precise. Drill/drivers have different types included corded drill/driver , cordless drill/drivers.