2.375" Plastic Brush Desk Grommet - Silver (3 Pack) Brush prevents losing small desk items from falling down into the grommet. (E) Hole diameter 2.375", (A) Overall hole Diameter: 2.6875" (B) Channel Height 0.75", (C) Channel Width: 1.625" (D) Depth 0.875", (F) Lip 0.125" Color - Silver, 3 Pack