Grip-Rite PrimeGuard Plus 3/8 In. x 10 In. Flat Washer Head Structure Screw (15-Count)

Flat Head Phillips drive design. Type 17 point course thread for easy, quicker penetration into wood without pre-drilling. Faster than lag screws in exterior structural wood applications. Approved for use in treated lumber. Protected by Grip-Rite's Primeguard Plus lifetime coating for improved corrosion resistance.