Detailed Information :-

These simple spacer rings ensure a standard spacing between your deck boards while you drive your screws, securing the board. Proper spacing ensures proper airflow, a cleaner deck, and a longer deck life. Feature a large handle for quick placement. Designed to work with the Kreg Deck Jig™. Available in 5/16” (blue) and 1/4” (red) sizes.

Manufacturer: Kreg Tool

For More Information on the Deck Jig Spacer Rings 1/4", [Click Here] to Link to Manufacturer Web Site