This clamp is ideal for holding dermal anchors, making it easy to replace or change the top of the jewelry. It measures approximately 5.5" (14cm) in length and has clamping edges that are only 1mm thick, making it one of the thinnest and most efficient clamping tools on the piercing market. It easily grips the base of an anchor, allowing artists to unscrew the tops of dermal anchors with ease. The clamp also has a 1.4mm wide hole.