Ottotech by EVE Germany Airflex Cool Running Large Conforming Wheels Grit:Fine - Brown This design delivers greater torque

This design delivers greater torque at low speeds and consistently across the entire speed range

Only 8–9% shrinkage after firing

Amperage Range 10/100 – 100/100 (up to 1 amp) Display LED voltmeter Control Type Analog micro-amperage dial Housing Material Heavy-gauge steel Dimensions 7" W × 8" D × 3" H Pen Plug-ins 2 Clamp Wire Plug-ins 2 Warranty 12 months Manufacturer ALEX Machine

Special-order shapes and sizes are also available—contact Otto Frei for more information

0mm 4B-173 Platinum

Ottotech by EVE Germany Airflex Cool Running Large Conforming Wheels Grit:Fine - Brown This design delivers greater torqueAirflex wheels are engineered with a special material containing thousands of miniature air pockets throughout the wheel body. This unique construction dissipates heat generated by friction, keeping temperatures low during use so the wheel lasts longer and won't burn the metal being worked on. The Medium Green wheel is particularly well regarded for pre polishing platinum. Renowned goldsmith and instructor Doug Zaruba has praised it for saving time in