Compliment your tool collection with the RYOBI 2 PC. 12-1/2" Planer Replacement Knife Set. These are double edged blades extended the life of the accessories. They have precision sharpened edges for smooth cuts. They are also precision machined for easy alignment and convenient blade installation. These blades are compatible with the RYOBI AP1305 12-1/2" Thickness Planer. This package includes (2) 12-1/2" Planer Replacement Knives.