1" x 21" Simpson SDS-MAX Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 E-Z Spikes/Menders/Bases concealed connection for supporting engineered

concealed connection for supporting engineered wood I-joists in a wide variety of framing applications

Ensure corrosion-resistant fasteners are used in exterior applications

The Simpson Strong-Tie Deck-Drive™ DWP Trim Head Wood SS Screw is built for outdoor projects that demand long-lasting performance and a clean finish

Included with this column cap are the necessary Simpson Strong-Drive SDS connector screws to provide fast installation and lower profile than standard bolts

Lumber Size: Intended for use with 8x beams and 4x posts/columns

1" x 21" Simpson SDS-MAX Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 E-Z Spikes/Menders/Bases concealed connection for supporting engineeredStrong 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