Embroidery machine thread - black  High-quality embroidery thread with a standard thickness of 40 wt and a winding of 1000m. Made from durable polyester. Embroidery floss Simthreads The Simthreads thread colours match the Brother colour codes, making it significantly easier to select the optimum embroidery colours. Specyfication: PRODUCER: Simthread WINDING LENGTH: 1000 m THICKNESS: Standard (40wt) PRODUCT CODE: SIM 1100Y 900