I use a KANGO jackhammer.Picked it up for $350 (pawn shop).
Bought the rod driver attachment for $15.
Drives them fast and saves the arms. Any big electric jackhammer with 20 Pounds or better "foot pounds per blow" will do the job. Mine paid for itself on a 700 rod job after 200 rods. I love it!
Re: does bosch come ready to do VGRs
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