12-24 X 3/8 Thread Cutting Screws / Phillips / Pan Head / Steel / Zinc / Type 23 Bi-Flex structural screws are bi-metal

Bi-Flex structural screws are bi-metal self-drilling tapping screws that provide the corrosion resistance of 300 series stainless steel and the efficiency of drill screws

resulting in a fastener with increased ductility having no significant susceptibility to Hydrogen-Assisted Stress Corrosion Cracking (HASCC)

Blue Banger Hanger PIP's are easy to use just strike the top of the hanger and drive the three mounting nails into the forming material until the bottom of the hanger is flush with the plywood

the driver in this kit is lobular in design

Governing Standard: SAE J78

12-24 X 3/8 Thread Cutting Screws / Phillips / Pan Head / Steel / Zinc / Type 23 Bi-Flex structural screws are bi-metal