IMSCREWS 5/16 x 1-1/4 Hex Head Lag Screws, 304 Stainless Steel, Fully Threaded Structural Wood Bolts, 20 pcs
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"IMSCREWS 5/16 x 1-1/4 Heavy-Duty Lag Screws - 304 Stainless Steel (20 pcs)
Superior Shear Strength for Structural Hardware Upgrade your fastening with the 5/16 industrial diameter. These bolts provide significantly higher lateral stability than standard 1/4 screws. Perfectly sized at 1.25 inches for securing heavy gate latches, steel brackets, or wall mounts to standard 2x lumber without piercing through the timber.
Fully Threaded for Maximum Grip Features a fully threaded design to ensure total engagement from the sharp tip to the hex head. This maximizes surface area contact in medium depths, providing elite pull-out resistance and immediate structural bite in both softwoods and hardwoods.
304 Stainless Exterior Defense Forged from premium 18-8 (304) stainless steel for professional-grade rust protection. compatible with ACQ pressure-treated lumber. Prevents unsightly rust streaks on high-value cedar, redwood, or outdoor deck framing.
FAQ ¡ñ Tools: Fits a standard 1/2 hex socket or wrench. ¡ñ Pre-drilling: Recommended. Use a 3/16 bit for softwoods or 7/32 bit for hardwoods to prevent timber splitting. ¡ñ Why 1-1/4 length? Ideal for maximizing thread engagement in 1.5 thick boards (like 2x4s) while maintaining a clean finish.
ROCK-SOLID LATERAL STABILITY The heavy-duty 5/16 shaft provides massive resistance to shear forces, making it perfect for high-load hinges and bracket mounting.
FULL-DEPTH THREAD ENGAGEMENT Engineered with full threading to maximize wood fiber grip within a 1.25 depth, preventing pull-out in compact timber projects.
304 EXTERIOR DEFENSE Forged from 304 (18-8) stainless steel to endure high humidity and prevent rust streaks on redwood, cedar, or pressure-treated wood.
PRECISION TORQUE TRANSFER Features a robust hex head for 1/2 socket drives, ensuring controlled, high-torque installation without the rounding associated with lower-grade screws.
PRO-FIT PARAMETERS To ensure structural integrity and prevent splitting, pre-drilling a pilot hole (7/32 for softwoods, 1/4 for hardwoods) is recommended.
