Nakanishi NSK Emax EVOlution NE-249 Control Unit Only 120V voltage-select The Santaper Kit is a

The Santaper Kit is a complete starter assortment for precision hand sanding

The Wells quick change chuck operates similarly to a car clutch

ideal for controlled shaping and finishing of metal in the flex shaft or handpiece

One jaw with a full-width groove across the 45mm jaw face

Nakanishi NSK Emax EVOlution NE-249 Control Unit Only 120V voltage-select The Santaper Kit is aThe Nakanishi NSK Emax EVOlution NE 249 (Catalog Number EMX8224) is the upgraded successor to the Electer E max control unit, delivering meaningful improvements in display clarity, motor management, and ergonomics for professional jewelers and metalsmiths who demand precision rotary control at the bench. The most significant advancement over earlier models is the new digital display, which provides an easy to read motor speed readout alongside a load