Now available exclusively through Stone Boss, the new Panther 4” FlexCup is a super smooth, extremely quiet cup wheel, mounted on a rubber flexible backer. It is designed for low RPM tools and works exceptionally well on air polishers.Panther 4 FlexCup

The diamond bonding technology uses a vacuum furnace method of sintering, which produces an aggressive tool and leaves a finish quality, which appears finer than the grit size used. The vacuum sintering technique allows for maximum crystal strength, which results in a tool that stays sharper longer, cuts cleaner and has outstanding finish quality.