Evans Torque Key, Drum Tuner Accessory 49 The GrooveTool is designed to

The GrooveTool is designed to mount to any optional head-shell while delivering high output and skip resistance while scratching and back cuing

rotary encoder

Black powdercoat finish

This comprehensive course adds such features as isometric hand exercises

Matte silver body with polished silver keys and hand engraving

Evans Torque Key, Drum Tuner Accessory 49 The GrooveTool is designed toPreset the Evans torque drum key's handle to release at a specified tension ensuring even tuning at each lug. The drum key's ergonomic grip and knurled knob offer maximum comfort and fast spinning. A slip resistant magnetized head holds the key in place without rattling for fast adjustments during play.