1, the impact of drilling, install plastic nylon expander first paste a piece of plastic tape, nail Concrete Nail
better in the tape.
2, in addition to this method, you can also use the static pressure into the way, with special tools for the job. Use the impact drill to drill the swollen pipe and then use the wood screws to tighten the first turn hole and then screw the screw into the nail!
Pay attention to when drilling can be, or first with a small drill hole, after opening the big hole, this will be a little better.
3, first with a drill hole, and then fill the hole in the wood (that is, with a hammer into the small wood), and then in the hole in the wood nailed Concrete Nail