1-1/8" x 18" Simpson SDS-Plus Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 Hex Head 410 Stainless Steel Concrete Screws The Simpson QDPROHX516G2 auto-feed Steel-To-Steel

The Simpson QDPROHX516G2 auto-feed Steel-To-Steel Fastening Attachment is designed to install cold-formed steel framing and steel decking to structural steel members

flush finish for secure metal connections

Installed before the concrete cures

SC clips are often welded to the structure in high-seismic zones

just drill

1-1/8" x 18" Simpson SDS-Plus Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 Hex Head 410 Stainless Steel Concrete Screws The Simpson QDPROHX516G2 auto-feed Steel-To-SteelStrong 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