CrochetDubai

US to UK hook sizes

US crochet hook sizes converted to UK, with a link to the full detail page for every size.

USUKDetail
B/1132.25 mm
D/3103.25 mm
E/493.5 mm
G/684 mm
774.5 mm
H/865 mm
I/955.5 mm
J/1046 mm
K/10.536.5 mm
L/1108 mm
M/13009 mm
N/1500010 mm

Other hook charts

US → Metric (mm)UK → Metric (mm)Japanese → Metric (mm)US → JapaneseUK → Japanese

Last updated 2026-08-30.