This stile & rail set is great for making cabinet doors. Rub collar for 1-1/4" Arbor only!, #SC546, (D) diameter: 3-9/16, (D) bore: 1 & 1-1/4, (B) Cutting height: 1, (r) radius: 9/32, C: 3/8, L: 7/16, optional rub collar: c-019, c-020, T: 1/4, SC546 2-piece carbide Tipped 3-wing stile & rail bead cabinet door 3-9/16 DIA x 1 x 9/32 radius x 1 & 1-1/4 bore set for 3/4 material