Coghlan's Do It Yourself Grommets

Coghlan's Snap 'N' Tap Grommets is a Do It Yourself Grommet Kit. Now, install a strong grommet without special tools, in canvas or plastic sheets. Cuts own hole in plastic sheets. Eight grommets. Easy to use. Coghlan's Snap 'N' Tap Grommets Do It Yourself Grommet Kit Wt. 1.5 oz 56.7 g Size: inside diameter 11 mm outside diameter 27 mm Durable and Sturdy Plastic 8 per package Easy to install Works with canvas, polyethylene, nylon etc.