Simpson Heavy Top Flange Hanger for SCL 3 1 2 x 11 7 8 HGLTV3.511 Step Drill Bit 2 Precision Ground Cutting Edges 2 Precision Ground Cutting Edges (Z2) dual cutting edges provide a balanced cutting action that reduces vibration and produces smooth The Simpson SCS62 5 118 KT25 is a heavy duty hybrid seismic bypass framing slide clip engineered by Simpson Strong Tie to handle both slide clip and fixed clip applications in high seismic zones x 11 7 8 in Heavy gauge steel construction throughout the combination of a 3 gauge top flange and 7 gauge stirrup means this hanger is built to handle the high load demands of commercial and residential engineered lumber framing systems without adding unnecessary bulk