To provide a scraper capable of easily recovering the scraping capability.

The snap-off blade scraper comprises a replaceable blade with a breaking groove previously formed on a band-shaped plate material and a breaker for breaking and taking off the top of the blade. As the blade is a snap-off replaceable blade, a new edge can be easily created. Furthermore, the rigidity of the blade can be easily changed if a replaceable blade made of a different material is prepared.