Metal: This premium version is heavy duty and measures 10mm at the top, 27mm at the base and is 300mm in length. It shows sizing in UK, US, milimetre diameter and circumference.
Plastic: this lightweight ring stick is an economical way to size rings. It measures 10mm at the top, 27mm at the base and is 260mm in length. It shows sizing in HK (Hong Kong), US, milimetre diameter and circumference.
They are not suitable for hammering on or forming metal.
