Whiteside 3360 45° Lock Miter Glue Joint Bit 1/2"SH, 3-1/8"LD, 1/2"-1-1/4"MT

45 Degree Lock Miter Bit 1/2-1-1/4Material Thickness 3-1/8LD 1/2SH 2-7/8OAL 2FL