Coopay Circular Knitting Needles 4.0mm 100cm Long, Steel Circular Needles with Flexible Cable, Metal Fixed Circular Knitting Pins for Blanket Knitting Large Projects, For Arthritis Hands, Size US 6 : Amazon.co.uk: Home
Knitting Needle Conversions From Metric to US and UK sizes – KnitPal
Knitsilk
Knitting Needle Conversion Chart: Old to New | AllFreeKnitting.com