3/4" x 13" Simpson SDS-MAX Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 Quik Drive Roofing Tile Systems Hex Washer Head: Offers better

Hex Washer Head: Offers better driving control and a tight

Pre-Drilling: When using engineered or dense lumber

Whether you're replacing old rotted wood posts with sturdy metal posts or starting new fence construction

1/4" Rod Compatibility: Designed to hold 1/4" threaded rod securely

Their proven structural reinforcement capabilities help builders

3/4" x 13" Simpson SDS-MAX Quad Head Concrete Drill Bit, Carbide Tip, Pkg 1 Quik Drive Roofing Tile Systems Hex Washer Head: Offers betterStrong 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