(350 Count) Big Timber CTX155 15 x 5" Bronze Lag Screw

Structural lag screws feature heat-treated hardened steel for high tensile strength and high shear strength. They have triple layer ACQ compatible bronze coating for exterior or interior use. For use in log construction, timber frames, laminated beams, girders, ledger boards, stair rails, deck posts, fencing, SIP panels, and pole barns.

• The superior alternative to the common lag screw; Heat treated and hardened, these wood screws are stronger and more durable than ordinary lag screws; A built-on round washer head with smooth edges gives a professional finish
• Torx/Star Drive Provides Twice the torque of Phillips and square drives; Reduces camout and end load; Gives better bit life; Reduces spinning and fastener damage
• Unique design reduces need for pre-drilling; Heat treated and hardened; Triple Ceramic Coating; Knurled shank reams a hole in board being fastened reducing drag on shank and driving tool
• 1200-hour corrosion resistance in both ACQ and salt spray conditions; These wood screws have outstanding abrasion resistance; Type 17 tip reduces the need to pre-drill; spiral notches cut through fibrous material
• Easily removable and reusable; Deep, Wide, Sharp Threads; Provide maximum holding power; Our wood screws cut cleanly and easily