Aluminum Crochet Hooks dia. size(from 1-8): 3.0, 3.5, 3.75, 4.0, 5.0, 5.5, 6.0, 6.5mm
Steel Crochet Hooks dia. size(from 1-16): 0.9, 0.95, 1.0, 1.1,1.15, 1.25, 1.3, 1.4, 1.5, 1.6, 1.7, 1.75, 1.9, 2.1, 2.7mm
Set includes: 16 steel crochet hooks, 8 aluminum crochet hooks, 1 case