#SC300, (D) diameter: 3.000, (D) bore: 1 & 1-1/4, (B) Cutting height: 1-1/2, B1: 13/64, D1: 2-1/4, Description: finger joint, L: 3/8, SC300 carbide Tipped 3-wing finger joint 3 DIA x 1-1/2 x 1 & 1-1/4 bore