A specialised attachment designed for home and industrial machines facilitates the insertion of closures into cloth. Numerous varieties exist, every suited to totally different zipper types, akin to invisible or commonplace coil zippers. A standard instance is the slim, grooved foot that enables stitching near the zipper tooth, making a clear {and professional} end.
Exact and even stitching near zipper tooth is essential for correct closure operate and total garment high quality. These specialised attachments present larger management and accuracy than commonplace presser ft, stopping needle breakage and guaranteeing the zipper tape is sewn securely. Previous to the event of such specialised instruments, zipper insertion was a more difficult and time-consuming process, usually requiring important hand-sewing or modifications to plain presser ft.