16 inch US Size 6 /4mm Stainless Steel Circular Knitting Needles Set for Beginners, Round Metal Knitting Needles with Fixed Lace, Circle Needle for Small Knit Projects Socks, Hats, Christmas Stockings :
Knitting Needle Conversions From Metric to US and UK sizes – KnitPal
ChiaoGoo Red Lace Circular 24-inch ( 60cm ) Stainless Steel Knitting Needle,Size US 6 ( 4mm ) 7024-6 by ChiaoGoo : Amazon.co.uk: Home & Kitchen
Aeelike 4mm Circular Knitting Needles 100cm, Metal Circular Needles with Flexible Cable, Fixed Stainless Steel Knitting Pins, Long Round Knitting Needles for Blankets Large Projects, Size US 6 : Amazon.co.uk: Home &
Micro Meso Needles 30G 4mm 100 pcs - M-Esthetic
All About Needle Sizes
Knitting needle sizes & Conversion chart [+ recommentation for beginners]
Aluminum Crochet Hook 4mm US Size G (Size 6) Knitting Needles Green 6Pcs | eBay
Lykke Driftwood Single Point Knitting Needles US#6 (4mm) 10"