Simply wind your yarn in the one-inch recessed space, count the wraps, check the enclosed chart and you have an approximate weight / gauge for your yarn. It also comes in handy if you misplace the band that came with your yarn. A great tool for spinners as well, make sure you are consistent with your spinning.
Rosewood – East Indian – India, Sri Lanka, Indonesia – Heartwood can vary from golden brown to a deep purplish brown, with dark streaks. Darkens with age, usually becoming a deep brown. Medium texture and small pores.
I turn each WPI to show the best characteristics of the wood. Even though the recessed part of each is the same one-inch space, each one will very in design