Fabricated Rebar and Steel | A.H. Harris rebar,wire mesh,tie wire,rigid insulation,slab bolsters,concrete bricks,chairs,sonotubes,couplers,guards,epoxy primers,expansion joints,underslab vapor barrier,harmac,fabricated rebar,steel Rebar (short for "reinforcing bar") is a steel bar widely used in the concrete construction industry, especially for reinforcement purposes.