Schmetz Sewing Machine Needles - Twin Universal - Pack of 3

You need a domestic household sewing machine with a zigzag function.

This is the needle system type. It refers to the specific shape and design of the needle shank, ensuring compatibility with your machine. "H ZWI" indicates it is a twin needle.

Yes, you can use these needles on knit fabrics. Use the appropriate needle size and consider using a stabilizer to prevent the fabric from stretching.

The needle sizes (1.6/70, 2.0/80, 3.0/90) indicate the distance between the needles and the thickness of the needle. Smaller numbers are for lighter fabrics and larger numbers are for heavier fabrics.

Check your sewing machine's manual or contact the machine manufacturer to find the right accessories for twin needles. Sewing supply stores also carry a wide variety of presser feet and stitch plates.

Choose a thread appropriate for your fabric and project. All-purpose thread is suitable for most fabrics. For decorative stitches, consider using a decorative thread like topstitching thread or embroidery floss in the needle.

Store the needles in their original storage box to protect them from damage and keep them organized. This helps prevent them from bending or getting dull.

Check that the needles are the correct type and size for your fabric. Ensure the machine is threaded correctly and that the needles are not hitting the presser foot or stitch plate. Reduce the sewing speed if necessary.

Check your threading, ensure the needle is inserted correctly, and use the correct stitch plate and presser foot. Adjust the needle tension and stitch width. Use quality thread.

Use a stabilizer appropriate for your fabric. Check that the fabric is feeding smoothly through the machine. Reduce the stitch length or tension as necessary.