Knitting Needle Sizes Conversion Charts

Knitting Needles

Metric	US Sizes	UK Sizes
2.00 mm	0	14
2.25 mm	1	13
2.50 mm	1.5	---
2.75 mm	2	12
3.00 mm	2.5	11
3.25 mm	3	10
3.50 mm	4	---
3.75 mm	5	9
4.00 mm	6	8
4.50 mm	7	7
5.00 mm	8	6
5.50 mm	9	5
6.00 mm	10	4
6.50 mm	10.5	3
7.00 mm	10.75	2
7.50 mm	10.85	1
8.00 mm	11	0
9.00 mm	13	00
10.00 mm	15	000

Cable Lengths

Metric (cm)	Imperial (inches)
40 cm	16"
50 cm	20"
60 cm	24"
80 cm	32"
100 cm	40"
120 cm	48"
150 cm	60"
200 cm	80"

Please note that imperial size measurements are approximations. Cable lengths are measured from tip to tip, full length is achieved after connecting interchangeable needles to the cable.