I had the chance to try out the New Hilti DD 150-U-22 @worldofconcreteshow and it did not disappoint•We have always ran solid bits for drilling into foundation walls to add intakes and vents for new furnaces.This setup makes it so effortless•I have a few more videos coming of some really cool accessories and features of this rig from our visit with Hilti ...#tools #construction #concrete #hilti #hiltitools | Kruger Construction