YKK Semi-Auto Lock Zip, No. 580 Black, 18 cm Length

Product Information

This also applies to remnants as there are certain processes required in making remnants ready for sale meaning that they are too classed as a cut-length. Also, due to manufacturing tolerances, there may be variations in shade from one product batch to the next.

The teeth, also known as elements, are the parts on each side of a zipper that mesh, or engage, with each other when passed through the slider.ratings/reviews displayed here may not be representative of every listing on this page, or of every review for these listings. Regular galvanised systems should not be used in areas that have levels of corrosion or elevated levels of heat or moisture.

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Understanding the various types of zippers allows you to make good decisions about your zipper-related projects and items.

The quality is great, perfect for summer time as they are not too thick and in the winter I can cover the top easily with a long sleeve shirt. I managed to fix my elderly father’s zip on his favourite trousers, so thank you so much for helping me make him happy. The system is very flexible in use and can be used to create a non-destructive fixing around an available anchor point such as a steel purlin, or it can be coupled with other items such as eye bolts or brackets to suspend from different base materials. While a locking mechanism securely binds materials together, non-locking zippers have more freedom to move in any direction. The main difference between locking and non-locking zippers is the presence or absence of the locking pin.Semi auto lock sliders follow a simple mechanism wherein the locking and unlocking of the sliders depend on the movement of the pull tabs.