GRK #10 x 3-1/8″ L Star Washer Head Structural Screws

The screws are using self tapping specially hardened steel screw, W-Cut thread design as zip tip, climatek coated, sharp threads and points to built in washer for interior or exterior use in carrying beams, ledger boards, stair rails, deck posts, playground equipment and other professional applications.

Features

• Pack of 50
• W-cut – provides low installation torque which allows for fast driving and ease of install
• Unique thread design and washer style head- unique thread design draws two substrates together while washer head allows zero gap joints