Grizzly T21159 Jointer & Planer Knives 8" HSS Replacement Knives for Self-Set T21150 4 pc New

This set includes four 8-inch double-sided high-speed steel replacement knives designed for self-set jointer and planer knife-holding systems. Made for the T21150 setup, these knives provide a convenient way to keep compatible machines cutting cleanly and accurately.

The HSS construction is heat treated for hardness and wear resistance, helping the edges stay sharp longer than standard carbon steel options. Because each knife is made to consistent dimensions, knife changes are quicker and more precise with less setup effort.

Ideal for woodworkers, shop owners, and maintenance users who want dependable replacement knives for routine cutting performance, this set is a practical choice for keeping a compatible jointer or planer ready for regular use.