DEWALT Planer Knives in the Benchtop & Stationary Tool Accessories department at Lowes.com
POWERTEC 12809 12-1/2 Inch Planer Blades for DeWalt DW733 Planer, Replacement Woodworking Planer Knives for DW7332, Set of 2 - Power Planer Knives - Amazon.com