These needles are made of Moso bamboo carefully selected for a good quality product The size is permanently laser imprinted on each needle.
Sizes 2 – 3.25 mm have a M1.8 join and can be used with M1.8 diameter cables.
Sizes 3,5 – 5 mm have a M2 join and can be used with M2 diameter cables.
Sizes 5,5 – 10 mm have a M4 join and can be used with M4 diameter cables.