5/16 GRK RSS Washer-Head Lag Screws, - Choose your Length

5/16 GRK RSS Washer-Head Lag Screws, Climatek, Star - Choose your Length

Use these screws wherever you might otherwise have chosen Lag Screws. - No Pilot Holes Required (a)

Use these screws for attaching ledger boards, constructing retaining walls and for timber framing. (b)

FEATURES:

• Specially tempered steel to provide high tensile, torque and shear strength.
• Extra sharp threads and point bite into wood reducing the splitting
• Built in washer head to reduce "pull through" or dimpling into the timber when tightened.
• Six CEE threads enlarges the screw hole for the non-threaded portion of the fastener - Helps prevent board-jacking and allows for expansion and contraction due to humidity and moisture changes.
• CEE threads reduce the likelihood of splitting the wood.