Stretch Twin Needles for Sewing Machine Combo Pack | Sizes (2.5/75 & 4.0/75) | Medium Ball Point Twin Stretch Needles for Sewing Machine | Fits Brother, Singer, Other Sewing Machines by Apartment ABC

Tip of Needle:They come with a medium ball point that will not damage or break knitted fabrics.Shank:The needles come with flat shanks, which makes them fit more easily into your machine, ensuring the perfect stitch every time. This reduces the risk of breakage while also giving you an easier time as you replace or try to fit them into your machine for the first time.Needle System:130/705 H-S ZWIScarf:The H in the 130/750 H system indicates that they have a scarf. This allows for the efficient grabbing of the thread by the bobbin hook on your machine. This ensures that a perfect stitch is achieved every time you sew, minimizing instances of skipped stitches.Card of Apartment ABC Needle Guide for Schmetz Needles:Help to decide what Schmetz needles you are working with. Based on it you can find out the needle type, size, and what kind of sewing machine can you use.Package included:1 x Stretch Twin Needle 2.5/751 x Stretch Twin Needle 4.0/751 x Class 15 Metal Bobbin1 x Card of Apartment ABC Needle Guide for Schmetz Needles