High carbon steel double tempered hollow ground blades. Includes: one 4 1/2" black walnut handle with brass three way chuck holds 1/2" - 5/16" wide blades plus .200 shank gouges/tools; three 2 1/2" x 5/16" fine saw blades; three 3 1/8" x 5/16" heavy duty saw blades; and one lock-jaw wrench.