5/16 x 3-1/2 in exterior hex lag screws, 250 pc
Hex washer head lag screws with HCR coating for interior/exterior use. Designed for treated lumber and high corrosion resistance; no pre-drilling required thanks to patented thread technology. Customer note: easy installation and strong performance
Highlights
- powerlag hex drive with washer head
- High corrosion resistant coating
- no pre-drilling required
Pros
- hex washer head design for neat finish
- no pre-drilling required due to patented thread technology
- high corrosion resistance for exterior use
- suitable for treated lumber
- includes drive bit and large quantity
Cons
- drive bit size specified as 7/16" may require compatible bit
- partial thread type may affect certain applications
Best For
Features
- Carbon steel lag screws with HCR coating for interior and exterior use
- Grade 5 heat-treated for increased strength and reduced breakage
- Patented thread technology enables no pre-drilling and fast driving
- Built-on washer head provides corrosion resistance and a sleek finish
- 5/16 x 3-1/2 inch exterior PowerLag screws with 7/16 inch drive bit; 250 pieces per pail
