High Quality Material: The drawstring threading machine is made of high-quality iron material, which is not easy to damage, rust proof and durable, and can be reused for a long time. So you don't have to worry about damaging your clothes. 2 Styles: Combining different styles together, flexible design, and more convenient adjustment of the opening of the tweezers, suitable for ropes of various thicknesses, and easy replacement of drawstrings Simple Design: Simply put the rope into the slot of the threading device, move the small circular iron sheet on the threading device, and fix the rope in the slot. Then insert the end of the drawstring threading device into the sleeve of the fabric until the rope is completely threaded through the sleeve. It can greatly improve your efficiency! Size: Iron Bodkin Thread: 78.5x8x8mm, 4pcs; Iron Bodkin Threader: 68x6.5x2.5mm, 16x5mm inner diameter, 4pcs. The design of this drawstring threading machine is very simple and easy to use Widely Used: It is very suitable for replacing or adding drawstrings, elastic bands, ropes, etc., such as pants, sportswear, casual wear, etc. It is the most practical tool in family life and can also be used as a DIY tool.