How long the hand-held electric hammer drill
Hard alloy electric hammer drill body made of high quality alloy steel, the knife head is welded with hard alloy.
Hammer is portable!Electric hammer drill know there are 1.2 meters, the longest not seen don't know
Matched with various electric machine, concrete, brick and other building materials for hard drilling. The utility model is a drilling tool with wide use and high efficiency in the construction and installation industry.
