.275" x 4-1/2" Conquest Structural Screw - T-30 Star Drive, Pkg 50 SDS Max Drill Bits The PHBC assembly consists of

The PHBC assembly consists of a powder-actuated top-hat fastener attached to a basket clip

The Simpson ECCQ46-SDS2

Timber Frame Structures: Essential for heavy timber and post-and-beam construction

Wood-frame residential construction

high-solids

.275" x 4-1/2" Conquest Structural Screw - T-30 Star Drive, Pkg 50 SDS Max Drill Bits The PHBC assembly consists ofConquest Structural Screws with T 30 star drive are engineered for serious holding power in structural wood applications. Whether you're working on deck framing, ledger boards, or general wood construction, these screws deliver superior strength, consistent drive, and peace of mind. Each screw features a T 30 star drive for maximum bit engagement and minimal slipping, allowing for quick and precise installs. The aggressive self tapping thread