Delta Tool Part 424-12-386-0001 Splitter Assembly Radial Arm Saw Used in: 33-830 Type 1 RADIAL ARM SAW 33-830 Type 2 RADIAL ARM SAW 33-990 Type 1 RADIAL ARM SAW 33-990 Type 1 RADIAL ARM SAW RS830 Type 1 RADIAL ARM SAWThe shaft is 2-1/8" x 3/8". The splitter is 1-/3/4" x 1-1/2"