• Clamps rings externally in cushioned jaws for filing, sanding, polishing, and buffing of inside ring surface.
• Holds any size ring, and practically all shapes. Very unusual-shaped tings may have to be rotated up to 180° within clamp to locate most secure position.
• Can be tapped with 1/4" thread in hole provided for mounting on stand or bolting to surface.
• Die cast from 380 high-strength aluminum alloy: unbreakable with normal use.