HIGH QUALITY: Made of 60# heat treated high carbon for long-lasting durability
INCLUDES CASE: Includes plastic case to keep rings organized
Comes with the most commonly used sizes: 1/8", 5/32", 3/16", 1/4", 5/16", 3/8", 7/16", 15/32", 1/2", 9/16", 5/8", 3/4", 13/16", 7/8", 1", 1-1/16", 1-1/8", 1-1/4".