This is a super useful tool for any knitter. Find the hole in the gauge that fits your knitting needle and identify your needle size in both metric
Knitting needle gauge and ruler / Knitmetr
Stitch Together - Mended Heart Ruler and Needle Gauge
Needle Gauges - Sealed with a Kiss
COFEST Tools&Home Improvement,Knitting Needles Set,Sock Ruler
Morehouse Needle Gauge and Ruler - Morehouse Farm
Needle Gauge Tool Multifunctional Knitting Needle Gauge and
BENECREAT 3 Style Wood Knitting Needle Gauge And Ruler
1 piece UK US Canada Sizes Knitting Needle Gauge Inch Sewing Ruler
1PC Wood Knitting Needle Gauge And Ruler Knit Crochet Hooks
Needle Gauge Tool Multifunctional Knitting Needle Gauge and
Pony Knitting Gauge and Ruler. Metric and Imperial Knitting Needle
Knitting & Crochet Gauges - Precise Knitting Gauge Tool Measuring
Kakaruwai - South Island Robin Needle Gauge and Ruler - Wooden
Kakaruwai - South Island Robin Needle Gauge and Ruler