POWERTEC 13 Inch Planer Blades for Ridgid R4330, R4331, TP1300LS Planer, Replacement for AC20502 Planer Knives, Set of 3 (12828) - Power Planer Knives - Amazon.com
POWERTEC 13 Inch Planer Blades for Ridgid R4330, R4331, TP1300LS Planer, Replacement for AC20502 Planer Knives, Set of 3 (128080) - Power Planer Knives - Amazon.com
Ridgid Planer R4330 vs R4331 | LumberJocks Woodworking Forum
13-Inch Replaces Planer Knives for Ridgid R4331, R4330 Planer AC20502 - Set of 3 - Amazon.com
New HD Ridgid 13" Planer - tools - by owner - craigslist