Description
4-Inch Jointer Knives for Sears Craftsman 149.236223 149.236922  149.236220 149.236993 351.217240 315.23720 4-1'8" jointer planer

4" x 7/8" x 5/64" HSS Jointer Knives, Set of 2

Sears part number : 2292-025-00 (2292-25)

you can find the part number of your blades in the manual for your jointer-planer, or on the Sears parts website.

The blades are 4.173" long, 0.862" wide, and 0.072 thick, with three slotted holes.

These Jointer Knives are made from M-2 high speed steel and are hardened to 62–64 Rockwell and tempered in a salt bath. All sets are balanced to within one gram.