Reddit reviews Needle & Crochet Hook Gauge by Nancy's Knit Knacks
We found 3 Reddit comments about Needle & Crochet Hook Gauge by Nancy's Knit Knacks. Here are the top ones, ranked by their Reddit score.
Contains 24 needle sizesUS 000 to 35, metric 1.5 to 19mm, hooks B to SHas both inch and cm rulers3-5/16" x 5-1/4"
If you happen to have a needle and hook gauge you could poke them through the holes to sort them. Next thing I'd try to use is calipers before resorting to a regular ruler since that shape looks way easier to pinch and measure than lining up to a normal ruler with that roundness.
If you're really curious about its size, you can get a hook gauge like this, but like ladyintheatre said, for an afghan that slight of a hook difference shouldn't matter.
It appears that standard sizes do change every now and again, but there aren't really conversion charts available for older hooks.
There are a few hooks that actully have diffrent sizes-
G for instance, I have 4 G hooks, 2 are 4.25mm and the other 2 are 4.50mm
I believe there are 2 K sizes as well.
That being said, sizes very depending on where they where made, and what brand they are, and material. My german mad Boyd always seem larger then my american Boyd hooks, my Japanese hooks always seem smaller then my american hooks. The only true way to know the size is to get a [Hook Guage] (http://www.amazon.com/Needle-Crochet-Gauge-Nancys-Knacks/dp/B001648V32/ref=sr_1_1?ie=UTF8&qid=1395555601&sr=8-1&keywords=hook+gauge) so you dont have to guess.