Jim Dunlop Tortex Pitch Black Jazz III plectrums are small and pointed for a nimble and quick approach, here in a medium gauge of .88mm this 12 pack is ideal for everything from chords to soloing. These can also be easily used for chugging and power chords. Quite a versatile gauge.ÿTortex has a matte finish which feels comfortable and sticks between the fingers well. The long lasting material is durable and will last a long time. The bright tone of Tortex mimics the characteristics of original Tortoise plectrums.