1 pair for Singer Twin Sewing needles.
#2025 Round Sharp point. Distance between needles is 3mm.
Twin Needle (Style 2025) is used for stitching two closely spaced parallel rows at a time - for decorative stitching.
In order to use a Twin Needle, your machine must have a Front or Top Loading Bobbin, a zig zag stitch AND the flat side of the needle shank faces the back of your machine.