For the Mandala flower, here is a step-by-step photo gallery. To do this you start at step 1 with 7 strings attached and 6 with Einhängeschlingen on 7 folded thread. Other threads are then inserted by most of us with an ordinary shoelace knot.
Sanding block is quick to make and easy to use: A sanding block is an essential piece of woodworking equipment, with designs ranging from basic to high-tech. I’ve had good luck with this bandsawn block for many years.