American Axel / Impact Forge Group LLC. Share: Manufacturers American Axel / Impact Forge Group LLC. Visit Website 2805 Norcross Drive Columbus, IN 47201 (812) 342-4437 (812) 342-4553 (fax) www.hhiforge.net Rep Info Map Whom to Contact William Holstein Dennis Potter President What's Nearby? Distance: 5 10 15 20 25 50 mi.