2 1/2" length for 2 x 4 wood header

3/8-16 x 5/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1200)

1 piece construction with a 1/4 inch hex shank

1 1/4-7 x 5 1/2 A307A Hex Bolt Zinc Plated

0.195 x 10 Simpson Strong-Drive® SDWH Timber-Hex Screw Double-Barrier Coated - Pack (12) #10 6-Lobe Flat-Head Simpson Deck-Drive DWP Wood Screws 316 Stainless Steel 2 1/2" length for 20. 195 x 10 Simpson Strong Drive SDWH Timber Hex Screw Double Barrier Coated Pack (12) . Ideal for structural and general purpose fastening applications where a hex head drive is preferred. The SDWH structural wood screws are ideal for the contractor and do it yourselfer alike. Features: Bold thread design that provides superior holding power Patented 4CUT tip that ensures fast starts, reduces installation torque and eliminates the need for pre