Opus Conical Burr GrinderOpus Conical Burr Grinder The do it all grinder for brew it all homes. Opus is a powerful all purpose grinder that effortlessly unlocks your coffees potential across the full range of brewing styles, from true espresso to the coarsest cold brew. Color: Matte Black Color: Matte White Overview Meet Opus, a powerful all purpose grinder that unlocks your coffees potential across the full range of brewing styles, from true espresso to the coarsest cold