The drill marked difference with hammer marks
There are signs and marks on the hammer drill bit, that this tool is the impact drill, when the adjusting knob is pointing to the side of the tool bit, only the rotation function, is also the only single drill; when the adjusting knob is pointing to the side of the tool is a hammer, impact drill function. The impact function used in wall drilling, drilling alone for wood, metal, and other drilling books
When the adjusting knob is pointing to the side of the tool is a hammer, impact drill function. The impact function used in wall drilling, drilling alone for wood, metal, and other drilling books
There are signs and marks on the hammer drill bit, that this tool is the impact drill, when the adjusting knob is pointing to the side of the tool bit, only the rotation function, is also the only single drilling function;
