Grommets, 3 Rolled Rim Spur, 7/16" Stainless Steel, Heavy Duty, 12 Piece Set;

#3 Stainless Steel Rolled Rim Spur Grommets Grommet hole size after setting is 7/16" Inch. Stainless steel grommets require more force to set than regular grommets. Stainless Steel Grommets are different from regular grommets. Even though these grommets are "Rolled Rim Spur" by classification you will need the #3 Plain Grommet setting tool for correct installation. Depending on the brand of tool your Spur Grommet tool may work with these grommets. Will pierce most fabrics without pre-punching a hole, while setting the grommet and washer in the same action. Questions? Send us an e-mail here on Amazon. We always respond within 24hours and often much sooner. Northwest Tarp & Canvas - Bellingham, Washington