Amazon.com: JubileeYarn Jumbo Large Bamboo Circular Knitting Needles - US 17 (12mm) - 30"
Amazon.com: Knit Pro 100 cm x 12 mm Symfonie Fixed Circular Needles, Multi-Color
12mm Knitting Needles - Lauren Aston Designs
Circular Knitting Needles 12mm for Chunky Knitting – King & Eye
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Amazon.com: KnitPal 12-inch (30cm) Short Circular Knitting Needles Set with 11 Sizes, Knitting for Babies, Sleeves, Socks and Small in The Round, (Free Patterns), Beginners Ebook, 11 Sizes US 0-10 (2-6mm)
Circular Knitting Needles 12mm for Chunky Knitting – King & Eye