Simpson Strong-Tie Strong-Drive Wood Screw - 6 Lobe Drive, Easy Installation - 12 Pack, 4 In

Designed to provide an easy-to-install, high-strength alternative to through-bolting and traditional lag screws. The Strong-Drive SDWS Timber screw is ideal for the contractor and do-it-yourselfer alike. It is code listed under IAPMO UES ER-192 and meets 2012 and 2015 IRC and IBC code requirements for several common wood framing and engineered-wood applications. 12 count New Patented SawTooth point ensures fast starts, reduces installation torque and eliminates the need for predrilling in most applications Bold thread design provides superior holding power Under-head nibs offer greater control when seating the head Large low-profile washer head provides maximum bearing area 0.75" head dia. Size identification on all SDWS screw heads 6-lobe T-40 drive easier, secure installations and longer bit life. Includes one 6-lobe, T-40 driver bit; bulk packs include two driver bits. Applications Structural wood-to-wood and engineered-wood connections including ledgers. Specifications Coating / Material: Double-Barrier Coating Length: 4" Head Diameter: 0.75" Shank Diameter: 0.220" Drive Type: T40 6-Lobe Head Type: Washer Head Thread Length: 2-3/8" Point Type: SawTooth Point.

• 12 count
• New Patented SawTooth point ensures fast starts, reduces installation torque and eliminates the need for predrilling in most applications
• Bold thread design provides superior holding power
• Under-head nibs offer greater control when seating the head
• Large low-profile washer head provides maximum bearing area 0.75" head dia.