- Dual drive power head offers flexibility to choose either the included hex driver or star drive bit to fasten the screw
- Type 17 point for quicker penetration into the wood
- Faster than lag screws in exterior structural wood applications - no pre-drilling
- Approved for use in treated lumber
- 1/4 in. hex head replaces 1/4 in. lag screws
- 5/16 in. hex head replaces 1/4 in., 5/16 in., 3/8 in., 7/16 in. lag screws
- 3/8 in. hex head replaces 1/4 in., 5/16 in., 3/8 in., 7/16 in., 1/2 in., 5/8 in. lag screws
![Grip Rite 5/16" x 5" Structural Screws, Hex Washer Head, Black (50/Box) #GRSSHW516550 Grip Rite 5/16" x 5" Structural Screws, Hex Washer Head, Black (50/Box) #GRSSHW516550](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/342217/504528/GRSSHW516650__15721.1704821734.jpg?c=2)