For those seeking a reliable means of readjusting parallels with a vise, these magnetic holders are an excellent choice. Their magnetic design ensures a secure grip directly against the jaws, making them highly effective and dependable. The All Industrial magnetic parallel holder clip set is a time-saving solution for machinists. With powerful magnets, the holders keep your parallels firmly in place against all steel vise jaws. The anodized aluminum body of the holder is both lightweight and durable.