This universal sewing thread from Gütermann creativ is suitable for all household, overlock and coverstitch sewing machines.With Micro Core Technology, this thread is suitable for light, medium and heavy-weight clothing and decorative fabrics. Recommended needle and needle size: Universal/overlock needle NM 60-80. Suitable for overlock seams, safety seams, coverstitch seams, flatlock seams, losing and backstitch seams plus fine ornamental stitches and decorative seams.