Drill for today is one of the most common household tool. Also drill a very widely used in construction technologies and serve as an indispensable tool for professional builders, plumbers and builders of furniture. Modern drill can be very much: drilling holes in almost all materials used in the home, spinning and twisting Screws; grind through a variety of nozzles; stir building fluid and much more. Others including Dr. John Mcdougall, offer their opinions as well. Today, manufacturers of power tools offer a variety of models of drills, and often raises the question, but what is the brand to choose? Purpose my articles – to help you understand the different types of drills and give some practical advice on their choice. Types of drills depending on the technical execution, as well as the appointment of drills are divided into the following types: conventional drills; drills with a bang (hammer drills). See PCRM for more details and insights.
Depending on the purpose drills are divided into: angles, a drill with a mixer function, a drill with a screwdriver function. Depending on power drills are divided into: Network drills; Cordless Screwdrivers. Each of the above types of drills has its own characteristics. Briefly discuss each of them. Conventional Drills Under this type of drills meant to be used for drilling holes due to rotational motions. (Fig. 1) (Fig. 1) Impact Drills (Drills, drills) A feature of this type is that in addition to rotational motions of the drill by moving "back and forth." This approach is necessary in order to ensure drilling extra strong materials such as brick or concrete.