This self-drilling screw is used for fastening cold-formed steel framing. 

Features

• 3/8"' hex-washer head
• Clear zinc finish
• Recommended for use with certain Simpson Strong-Tie® connectors
• #3 drill point (max. total drilling thickness 0.35")
• Bit included in each box (replacement driver bit — BITHEXR38-134)
• 14 TPI

100 pcs/ctn