DR Veritas Quantum Nickel Medium 6-String Electric Guitar Set
Designed to strengthen the core wire, providing a powerful rich tone and enhanced durability. Quantum-Nickel produces improved response over ordinary nickel-plated wire. Includes 3 free extra XENON power-plain strings to "complement the higher output of VERITAS wounds." Lasts up to 4 times longer than ordinary sets. Medium gauge, 10, 13, 17, 26, 36, 46.