mill certificate for rebar Militia
concrete reinforcing . dobies are used to hold reinforcing steel or rebar when you are pouring concrete. our dobies are made using a 4000 psi concrete mix. dobies with wire in them will have a lower psi due to the voids that are if a quot;mill certquot; or quot;mill certificationquot; is required for a building inspector, please call our customer service with the heat