The Beadalon Knot-a-Bead is a Patent Pending tabletop knotter tool that allows you to tie knots naturally with two hands and position the knots tightly against beads for professional looking jewelry. The sturdy, ergonomic design is safe and simple to use even for beginners. Will accommodate any shape bead up to 16 mm in diameter and the specially designed yoke and stainless steel auto-reset awl allow you to position knots precisely where you want them. Use with most diameters and types of bead stringing materials.