DEWALT Snake+® Concrete Anchor 3/8"

Snake+ Internally Threaded Screw Anchor (3/8" size)   
The Snake+ anchor is an internally threaded, self-tapping screw anchor designed for performance in cracked and uncracked concrete.   
Suitable base materials include normal-weight concrete, structural sand-lightweight concrete and concrete over metal deck.   

The Snake+ screw anchor is installed with a power tool and a Snake+ setting tool.