Rub collar (sold separately) for 1-1/4" Arbor only!, #SC581, (D) diameter: 3-9/16, (D) bore: 1 & 1-1/4, (B) Cutting height: 1-3/4, (r) radius: 3/16, D1: 2-1/2, L: 17/32, optional rub collar: c-017, T: 1/2, SC581 2-piece carbide Tipped 3-Wing stile & rail Ogee cabinet door 3-9/16 dia x 1-3/4 x 3/16 radius x 1 & 1-1/4 bore set for 1-3/8 to 1-3/4 Material