3" Wood Screws | McMaster-Carr

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127 Products

Wood Screws

Steel Phillips Flat Head Wood Screws

Steel Phillips Flat Head Wood Screws

Our most popular screws for wood

Stainless Steel Phillips Flat Head Wood Screws

Stainless Steel Phillips Flat Head Wood Screws

Won't rust or corrode from moisture or chemically treated wood

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

Steel Hex Head Wood Screws

Steel Hex Head Wood Screws

Secure posts and beams with coarse threads that dig in for a firm hold

Steel Torx Flat Head Screws for Wood and Composite Wood

Steel Torx Flat Head Screws for Wood and Composite Wood

Reduce surface damage and leave a near-invisible finish on decking and trim

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 Flanged Hex Head Wood Screws

Steel Flanged Hex Head Wood Screws

A built-in flange protects from splitting and pull-through by spreading pressure

Stainless Steel Hex Head Wood Screws

Stainless Steel Hex Head Wood Screws

Secure posts and beams in outdoor and wet environments

Brass Phillips Rounded Head Wood Screws

Brass Phillips Rounded Head Wood Screws

Prioritize aesthetics on brackets and in architectural applications

Steel Torx Flat Head Screws for Joining Wood to Sheet Metal

Steel Torx Flat Head Screws for Joining Wood to Sheet Metal

Fasten wood to sheet metal while reducing stripping and pull-out

Brass Phillips Flat Head Wood Screws

Brass Phillips Flat Head Wood Screws

The Phillips flat head has a shiny look, and these screws won't rust in wet environments

Steel Phillips Rounded Head Screws for Particleboard and Fiberboard

Steel Phillips Rounded Head Screws for Particleboard and Fiberboard

Deep, sharp, widely spaced threads make for a strong grip without splitting wood

Steel Phillips Flat Head Drilling Screws for Joining Wood to Sheet Metal

Steel Phillips Flat Head Drilling Screws for Joining Wood to Sheet Metal

Join wood to sheet metal by drilling, tapping, and fastening in one go

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

Steel Phillips Flat Head Screws for Wood and Composite Wood

Steel Phillips Flat Head Screws for Wood and Composite Wood

Fasten flush into wood decking and fencing

Steel Phillips Flat Head Screws for Particleboard and Fiberboard

Steel Phillips Flat Head Screws for Particleboard and Fiberboard

Deep, sharp, widely spaced threads make for a strong grip without splitting wood

Stainless Steel Phillips Flat Head Drilling Screws for Joining Wood to Sheet Metal

Stainless Steel Phillips Flat Head Drilling Screws for Joining Wood to Sheet Metal

Drill, tap, and fasten to join wood to sheet metal 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

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

Steel Slotted Flat Head Wood Screws

Steel Slotted Flat Head Wood Screws

The flat head sits flush to keep other objects from snagging

Steel Slotted Rounded Head Wood Screws

Steel Slotted Rounded Head Wood Screws

The domed head is easy on the eyes for appearance purposes

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

Stainless Steel Slotted Flat Head Wood Screws

Stainless Steel Slotted Flat Head Wood Screws

Flat head slotted screws that won't rust or snag on other objects

Other Products

Drywall Screws

Fasten panels of drywall to materials such as wood, metal, and drywall

Tapping Screws

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

Studs

Press, weld, or screw in place to add a threaded fastening point

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

Dowel Screws

Screw into holes to join two pieces of wood

Mounting Adhesives

Mounting Adhesives

Mount objects with a range of adhesives, including glue-on-a-roll and glue shapes

Hot Glue

Melt for rapid bonds in a range of applications, from packaging to woodworking

Dowel Pins

Align parts before assembly or use as a pivot, shaft, or hinge to join moving components

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