#17 Heavy-Duty Black Timber, Log & Structural Wood Screws - Exterior Coated - Use for Fastening Ledger Boards, Large Timbers, Logs and more.

#17 Heavy Duty Structural Wood Screws - Exterior Coated Heavy Duty Wood Screws- Use for Fastening Ledger Boards, Large Timbers ✔Dimensions: Shaft .224" - Width .57" - Head Height .57" - Uses 5/16" Hex Head Drive Bit✔Gray or Black Ruspert Coating Tested Over 1,000 Hours , Corrosion Resistance, ACQ Compatible✔Type 17 Tip for Faster Precise Starts Which Eliminates Walking✔Structural Hex Head Screw Backed By Certified Independent Testing (TER 1907-02)✔Common Uses for Log Construction, Timber Frames, Ledger Boards and Deck PostsThese Screws Have a 5/8" Washer Head, Use with a 5/16" Hex Head Driver Bit for Positive Drive Control. Heavy Duty Screw for Landscaping and Log Construction Projects. Structural Screws are a High Strength Fastener Used in Place of Lag Screws to Speed up Construction. They are Stronger and Longer Lasting than Lag Screws. Great for Mounting Ledger Boards When Attaching a Deck to a Structure. No Pilot Hole Drilling. Screw Engineering Specs:Average Pull Out Strength: 1,9