What is this unit
Before learn how to buy earthen electric drill, you need to understand what it is and how it works. This device has an electric motor with two handles, which is equipped with clamping mechanism. During the rotation of the motor shaft starts to rotate the mechanism, represented by a spiral auger, which performs all necessary excavation work. As for the cost of the equipment, it will consist of its individual characteristics – the size, capacity and optional features.
However, rarely what the store offers its customers a wide range of models: most sales you can find a universal earthy electric drill, equipped with a special set of nozzles, each of which is designed to work on a specific type of soil. Therefore, asking the question: how to buy an earthen electric drill, you should consider the option of buying a universal unit, but only if we are not talking about digging trenches for the Foundation, sump pits and other works, for which you need to bring special equipment.
Selection criteria
How to buy electric excavation Bur? Come to the store and select the desired model, focusing on its power, performance and equipment. As for performance, the best units are able to pass 1 m of land for 10 minutes. To make a hole with a diameter of 30 cm and a depth of 3 m, you will need 2 hours. And although some manufacturers argue that their units are able to drill the hole to 15 m depth, we need to assume that the earthen electric drill is a tool for "initial" and not the professional level, so to expect miraculous results stupid.
How to buy electric excavation Bur? To opt for those models that are equipped with sharp and self-sharpening element, is able to easily cope with the roots of trees and shrubs, bricks and small stones. When purchasing is to know in advance what type of soil is planned to operate the unit, because it is in contact with the solid elements of the ground blade of the drill can break. As for the price, it varies from 6000 to 8000 roubles.