BOYE Count 10 Plus Knitting and Crocheting Gauge Finder

BOYE Count 10 Plus Knitting and Crocheting Gauge Finder.  The gauge finder measures up to 10 stitches per inch and is very easy to use to count rows per inch in the same manner as stitches per inch.  It shows you whether you should increase or decrease your knitting needle or crochet hook size to obtain proper gauge.  Measures needle & hook sizes:  0 through 17 – 16 different calibers.