From the Manufacturer:
Perfect for relief printers and stampers alike, the Speedball Speedy-Carve Kit includes (1)ea. of the following: Wooden Lino Handle, #2 & #4 Lino Cutters, 4" x 6" Speedy-Carve Block, tracing paper and instructional booklet.
Crafted from high-quality steel, Speedball Linoleum cutters are hand-ground with edges that are ideal for carving into soft or linoleum blocks. Available in six styles, Speedball Linoleum Cutters provide precision and consistency, regardless of the level of detail desired. Manufactured specifically for use with Speedball Lino Handles.