These rasps are used but make great knives.
These rasps are hardened but can be annealed easily. It heat treats just like 1084
Rasps can be forged or ground with some good ceramic belts for heavy stock removal.
Size: approximately 16-3/4" length (including tang) 1-3/4" - 2" wide, and 3/16" - 1/4" thick at the teeth.