Bead Vise Great for Jewelers & Holding Beads This is a new bead vise Holds popular size beads securely in position for reaming or cleaning holes Knurled locknuts provide quick clamping and releasing action Holes range in size from 0.5 - 6 mm It measures approximately 1 1/2" x 1 5/16" (38 x 33 mm)