Square Wood Screws | McMaster-Carr

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199 Products

Wood Screws

Steel Square/Phillips Rounded Head Screws for Plywood and Oriented Strand Board

Steel Square/Phillips Rounded Head Screws for Plywood and Oriented Strand Board

Serrated threads on domed head screws cut through wood fibers to avoid splitting

Steel Square-Drive Flat Head Wood Screws

Steel Square-Drive Flat Head Wood Screws

Screw without splitting thanks to a square drive that's more resilient to torque

Stainless Steel Square-Drive Flat Head Screws for Wood and Composite Wood

Stainless Steel Square-Drive Flat Head Screws for Wood and Composite Wood

Fasten decking and fencing outdoors with screws that won't rust

Steel Square/Phillips Flat Head Screws for Plywood and Oriented Strand Board

Steel Square/Phillips Flat Head Screws for Plywood and Oriented Strand Board

Serrated threads on flat head screws cut through wood fibers to avoid splitting

Serrated Stainless Steel Square-Drive Flat Head Wood Screws

Serrated Stainless Steel Square-Drive Flat Head Wood Screws

Lock in for a tighter hold than typical wood screws

Brass Square-Drive Flat Head Wood Screws

Brass Square-Drive Flat Head Wood Screws

Enjoy a shiny finish that resists corrosion in wet environments on flat head screws that sit flush

Steel Square-Drive Flat Head Screws for Wood and Composite Wood

Steel Square-Drive Flat Head Screws for Wood and Composite Wood

Reduce surface damage and leave a near-invisible finish on trim, drywall, and other surfaces

Sealing Screws for Wood and Composite Wood

Sealing Screws for Wood and Composite Wood

A washer keeps fluids out of fastened joints for work on outdoor roofs, decks, and posts

Stainless Steel Square/Phillips Flat Head Screws for Plywood and Oriented Strand Board

Stainless Steel Square/Phillips Flat Head Screws for Plywood and Oriented Strand Board

Fasten plywood and oriented strand board your way with screws that won't rust

Other Products

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)