Knitting Needle Gauge, Crochet Hook Gauge, Swatch Ruler

Measure your crochet hook or knitting needle size in US, metric and Japanese standard sizes. The Swatch Ruler allows you to isolate a section of your work to easily count both stitches and rows. How to use: Place the shaft of your crochet hook in the groove that best fits to check your hook size. Place the point of your knitting needle in the hole that fits best to check your needle size. Get an accurate stitch gauge measurement with the 4in (10cm) gauge rulers.

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