Compasses for drill - additional unit for creating the through hole in the tile, for example under the outlet. Compasses for drill has a plastic protective reshetkuoporu. The ability to install and create a through hole defined by the slider. Ability to set the diameter to create a through hole is 20100 mm. The compass is set for drill chuck in a conventional drill. It is desirable to set the compass in such a way that there was no imbalance. More information about Compass and Tile read here ...