POWERTEC 148020 6-1/8-Inch HSS Jointer Knives for Ridgid JP0610, Set of 3 Replacement blades for Ridgid 6-1/8-Inch jointer JP0610 Made of High Speed Steel for longer cutting life Single edge A set of three; plastic case packaging Blade dimension: 6-1/8-Inch x 11/16-Inch x 1/8-Inch