Gütermann Toldi-Lock 6655-2500m is a reliable lockstitch thread for neat, professional-looking seams on your overlock and coverlock machine. It is suitable for overlock seams, safety seams, coverlock seams and flatlock seams, giving you a clean finish on a wide range of sewing projects.

Lock thread for precise sewing

Designed for light through to heavy fabrics, this thread gives you dependable results whether you are working on dressmaking fabric, sewing garments or finishing decorative seams. With a thread thickness of 120 and a generous length of 5,000 m, it is a practical choice for both smaller tasks and larger makes. The thread feeds smoothly and is optimised for use in overlock sewing.

Versatile for everyday sewing

Gütermann Toldi-Lock is a great addition to your haberdashery if you value tidy edge finishing and strong seams. Use it for functional seams as well as visible topstitch-style effects on clothing and creative projects. It is a sensible choice whenever you buy fabric by the metre and want a thread that keeps up with regular sewing.

Our tip for the best results

As a starting point, use needle size NM 70–90 and always test the thread tension on a scrap of fabric first. That helps you achieve the best result for your chosen fabric, whether you are sewing lightweight materials, medium-weight fabrics or heavier textiles.