3/8" x 24" Simpson SDS-Plus Concrete Drill Bit, Carbide Tip, Pkg 1 Trim Head Deck Screws They feature a large washer

They feature a large washer head for exceptional holding power and a bold thread design that bites quickly into wood

Simpson Strong-Tie SDWS Framing Screws give you pro-grade strength in a screw that’s easy to install—even without a contractor’s toolbelt

providing flexibility across various construction scenarios

Concealed Base: Intended for use with 8x8 lumber with a knife-blade style connector designed to slide into a slot cut into the post

3/8" x 24" Simpson SDS-Plus Concrete Drill Bit, Carbide Tip, Pkg 1 Trim Head Deck Screws They feature a large washerStrong 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