The clamp has concave and convex, see detail drawing, fixed more tightly
It can replace bead needle for pins. You can move the clamp at any time, it's more convenient
When sewing, double layers of cloth to keep the cloth from running away
Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement.