7/8" x 21" Simpson SDS-MAX Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 Bulk Loose Self-Drilling Screws Pre-drilled holes ensure precise alignment

Pre-drilled holes ensure precise alignment and secure load transfer

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

Multiple Configurations: Available in a variety of diameters and lengths for many applications

and ease of installation professionals demand

the LBAZ hangers offer enhanced corrosion resistance

7/8" x 21" Simpson SDS-MAX Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 Bulk Loose Self-Drilling Screws Pre-drilled holes ensure precise alignmentStrong Tie SDS MAX masonry drill bits feature a durable carbide tip and are designed for use in concrete, brick and block applications. California Residents: WARNING