Used for shaping, smoothing and trimming pottery shapes and slabs, these scrapers come in a variety of shapes and sizes.
 
MATERIAL
Steel scrapers are made of thin, flexible spring steel.
Aluminum scrapers are made of very rigid, high-strength aircraft alloy aluminum.
 
TYPES
S1 -- Steel Scraper with Point
S10 -- Serrated Steel Scraper
SA10 -- Serrated Aluminum Scraper (rigid)
S6 -- Steel Rectangular Scraper
S3 -- Steel Scraper
SA4 -- Aluminum Scraper (rigid... this one is the same shape and size as the basic one that comes in the toolkits, but much firmer)