The HUCQ is designed for structures requiring additional strength and safety factors. These face-mount joist hangers have concealed header flanges and can be installed close to the end of the supporting beam. These heavy-duty hangers install with Simpson Strong-Tie Strong-Drive SDS Heavy-Duty Connector screws for high capacity with no predrilling for ease of installation. HUCQ Heavy Face-Mount Concealed-Flange Joist Hanger for 6x10 w/ Screws (Pack of 15).