Hazmatpac Inc. specializes in the manufacture and distribution of containers & supplies. Our products include poly liner bags intermediate bulk containers metal containers safety cans and cabinets. We offer a complete line of torque wrenches that provide the correct amount of torque to guarantee compliance with United Nations testing. Torque wrenches should only be used for closing purposes. They should never be used to loosen or open a fitting. For opening of fittings we carry a full line of opening wrenches.