HC-6138-100… 6 x 2-1/2 Inch Hole Size Oval Stainless Steel Grommet with radius ends. Depth is 11/16 inches. Flange is 1/4″ wide to overhang the hole. Overall length of flange end to end is 6-1/2 inches and width is 3 inches. We suggest buying one before cutting any holes. Good multi-use grommet including use for wiring. Considered a must for trash management in restaurants, hospitals and custom homes.