Klasse Universal Machine Needle SZ 80/3.0mm. Use this needle type for most woven fabrics, some knits and synthetics. Klassé Universal Needles feature a slight ballpoint to work with most materials. Klasse sewing machine needles are precision-engineered in Germany by Europe's largest needle manufacturer.
The two needles are attached to a single crossbar. Stitching two rows simultaneously, they create decorative effects for heirloom sewing, pinticks, fancy hems and other decorative effects.
The two numbers in the size of the needle indicate the space between the tips and the size of the needles, respectively. For instance, a 3.00mm/80 needles is two size 80 needles spaced 3.00mm apart.