Ottotech by EVE Germany Airflex Cool Running Large Conforming Wheels Grit:Coarse - Blue Weighing 7 lb (3

Weighing 7 lb (3

Spearhead High Speed Steel (HSS) 90-degree setting burs are hand cut by expert craftsmen in the USA

000 hours — 10–20× longer than incandescent bulbs

repeatable hole punching

the 20th shape may vary

Ottotech by EVE Germany Airflex Cool Running Large Conforming Wheels Grit:Coarse - Blue Weighing 7 lb (3Airflex 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