British quality
Manufactured in the UK to precise tolerances and using only the finest materials, you can rely on Rotosound strings for consistent tone and performance in every packet.
Every Ultramag string is manufactured on custom built machines designed and built in the UK by Jason How.
type 52 alloy
This high-end range uses a premium material to produce a stronger, longer lasting string with an unrivalled tone.
Type 52 alloy combines the excellent resonant properties and magnetic response of steel with the accentuated middle and bass frequencies offered by nickel.