10-12 x 1/2 Phillips Full Contour Truss Self Tapping Screw Type A Full Thread Zinc WS8 they meet the ASTM A325

they meet the ASTM A325 Type 1 specifications for structural bolts

The 3/8-16 x 4 Hex Tap Bolt Low Carbon Fully Threaded Zinc is a versatile and durable fastener designed for a wide range of applications

including drywall

These screws are made of steel and are heat treated for added strength

Made of durable steel and heat-treated to a tensile strength of 10

10-12 x 1/2 Phillips Full Contour Truss Self Tapping Screw Type A Full Thread Zinc WS8 they meet the ASTM A325These 10 12 x 1 2 Phillips Full Contour Truss Self Tapping Screw Type A Full Thread Zinc are designed for use in a variety of applications, including metal framing, roofing, and siding. They are made of hardened steel for strength and durability, and feature a full thread design that provides maximum holding power. The self tapping tip eliminates the need for pre drilling, making installation quick and easy. The Phillips drive head ensures a secure