1/2" x 10-1/4" Simpson SDS-Plus Concrete Drill Bit, Carbide Tip, Pkg 1 Truss/Rafter Fastening Systems Flush-Mount Flat Head: Designed for

Flush-Mount Flat Head: Designed for countersinking into surfaces for a clean

The Simpson Strong-Tie FPHSD34S1214 Collated FPHSD Framing-to-CFS Screw is designed for high-speed

Versatile compatibility: Suitable for metal roofs and other roofing materials

Reinforced U-Shaped Design: Enhances strength for a more secure connection

With its hot-dip galvanized coating

1/2" x 10-1/4" Simpson SDS-Plus Concrete Drill Bit, Carbide Tip, Pkg 1 Truss/Rafter Fastening Systems Flush-Mount Flat Head: Designed forStrong Tie SDS Plus masonry drill bits feature a durable carbide tip and are designed for use in concrete, brick and block applications. California Residents: WARNING