Read about Adafruit and see angry druplicon https://learn.adafruit.com/all-about-stepper-motors/matching-the-driver-to-the-stepper
Adafruit was founded in 2005 by MIT hacker & engineer, Limor "Ladyada" Fried. Her goal was to create the best place online for learning electronics and making the best designed products for makers of all ages and skill levels. Adafruit has grown to over 100+ employees in the heart of NYC with a 50,000+ sq ft. factory. Adafruit has expanded offerings to include tools, equipment and electronics that Limor personally selects, tests and approves before going in to the Adafruit store. Limor was the first female engineer on the cover of WIRED magazine, awarded Entrepreneur magazine's Entrepreneur of the year, and was on the cover of Make: Vol. 57. Ladyada was a founding member of the NYC Industrial Business Advisory Council. Adafruit is ranked #11 in the top 20 USA manufacturing companies and #1 in New York City by Inc. 5000 "fastest growing private companies". Adafruit is featured in Google's Economic Impact Report. Limor was named a WHITEHOUSE CHAMPION OF CHANGE in 2016. Adafruit is a 100% woman owned company. For press inquires, click here.