Pistol drill drill and drill drill like?
Today's drilling tools are mainly percussive drill and hand drill these two kinds.Percussion drills are usually made of concrete,Or a hole in the wall,Relatively large power,General electric drill is small power, drill iron sheet, drill wood what. And our general civilian hand drillsJust about.Because of the flashlight,Drill metal, wood, plastic.Not suitable for drilling; inefficient construction.The structure of a motor gearThe deceleration has increased the torque. The most common ones are plain twist drills.
Electric hand drillIt is a drilling tool powered by AC or DC batteries,It's a kind of hand held power tool.It is mainly used for construction,Renovation、Furniture and other industries,For a hole in the object or objects through,Some industries are also known asHammer. Well, there are more drilling tools on the market now.
