1/4" x 3-1/4" Conquest T-30 Flat Head Concrete Screw, Pkg 100 Hardwood Collated Deck Screws 3/8"-diameter fixture hole is recommended

3/8"-diameter fixture hole is recommended for hard fixtures such as steel

GDPSK gas pins are designed for attaching plywood and OSB to cold-formed-steel studs

Perfect for electrical

fill the two optional triangle holes and Designers can utilize increased loads and greater allowable spacing

The Simpson CCQ46-SDS2

1/4" x 3-1/4" Conquest T-30 Flat Head Concrete Screw, Pkg 100 Hardwood Collated Deck Screws 3/8"-diameter fixture hole is recommendedConquest T 30 Flat Head Concrete Screws are a cost efficient solution when you need a low profile, flush finish without sacrificing holding strength. Designed for fastening into concrete, brick, or block, these screws eliminate the need for separate anchors, making installation faster and more efficient. The flat head sinks in flush with the surface, giving you a clean and finished look. The T 30 star drive helps prevent your bit from slipping and