Simpson Strong-Tie #10 x 3/4" Self-Drilling Strong-Drive Metal Screw, Hex-Washer Head - Clear Zinc, Qty. 1,500 Joist Hanger Nails Its gripping section holds the

Its gripping section holds the bolt without a nut

while the large washer-style head provides consistent clamping force to keep materials tight and secure

steel stitching in side-lap configuration

this standoff base provides serious structural support while helping resist corrosion from moisture

Simpson Strong-Tie #10 x 3/4" Self-Drilling Strong-Drive Metal Screw, Hex-Washer Head - Clear Zinc, Qty. 1,500 Joist Hanger Nails Its gripping section holds theApplications include steel stitching ("side lap" stitching) and cold formed steel framing. Designed for use with these Quik Drive Attachments PROSDX150 Key Features 5 16" hex head (bit part number: BITHEXLB516) Drill point Hex washer head Straight collation This screw is also available in bulk for hand drive installation