Manufacturer ChiaoGoo Manufacturer part number 1091-SQ GTIN 812208024227 Availability ChiaoGoo Swatch & Needle Gauge 5.5"- -SWATCH/NEEDLE GAUGE $12.00 Qty: Add to cart Add to compare list Add to Wishes-N-Wants View ChiaGoo-Neelde Gauge. This sturdy, white resin, multi-purpose, laser cut look is used to determine gauge and help measure you needle/hook sizes. In addition, there are handy conversion charts and yarn standards tables for reference. Simply place the tool on your swatch and count how many stitches/rows fit inside the cut-outs (along the bottom for stitch gauge and up the side for the row gauge.) The tool is double-sided for US/knitting vs. metric/crochet differentiation. Made in the USA. Measures approximately 5.5 (14cm) square.