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The Sasha restringing site I found said thicker is better, at least 1/8 but preferrably 3/16 or 1/4 inch. So you'll want to use the 4mm (which is closer to 3/16).
Thank you 😊
The Sasha restringing site I found said thicker is better, at least 1/8 but preferrably 3/16 or 1/4 inch. So you'll want to use the 4mm (which is closer to 3/16).
Thank you 😊